water quality

The concentrations of chlorophyll in surface waters is one of the important parameters used for monitoring coastal water quality.

The UF membrane suitable for the water quality of that power plant and its running parameters have been chosen through comparison.

The trained neural network model of this system, network model after training of can be able to predict water quality of the breeding ponds.

with few area, low energy consumption and no pollution. with simple craft, high water quality and easy to maintain.

Water quality is one of the important factors to be considered for confirming the pumping well place in the groundwater source site.

As the public sewerage network is extended across the area over the next decade, water quality should see further improvements.

So, the Chinese lock people up in forced labor camps for protesting water quality and yet they worry about a few goldfish?

After analysis, the major factor of the water quality was that positive and nagetive resins wass not completely separated and was polluted.

Finally, the influence of the water quality result by taking the wind field and sediment pollution into account are discussed.

The results show that this compounding can be applied to prefilm and stabilize water quality in industry.

The dissolution is called in the water member condition oxygen dissolved oxygen, appraises one of water quality important targets.

and a water quality purifying device is arranged in a filtering screen (27) at the bottom of the inner barrel (1).

Water quality monitoring is generally conducted once a month, and sediment quality monitoring is conducted twice a year.

Further improvements in river water quality as a result of this initiative are expected in the next few years.

Objective: To understand the drinking water condition in Jiangmen city to provide scientific basis for improving drinking water quality.

non? sensitivity to its salinity, water quality, alkalinity etc. and the permeability of the reservoir is not influenced by . . .

The river water quality should further improve once more village houses are connected to the public sewer .

Among the ranges, the near infrared region is commonly used to assess the change of vegetation cover and water quality.

COD is one of the important indexes in water quality surveillance and chloride is one of the main disturbing substances.

Bad injected water quality have damaged formations and made injection pressure step up in Shasanzhong 6-10 low permeable reservoirs.

All of these has aggravated the Lake "s eutrophic, decreased its self-clarification and made the water quality severely worse. "

Punish through system this, COD get rid of rate can up to 95% , surface water quality to be up to standard.

The pure water quality is substandard, which is often caused by the following factors: a.

"This has some pretty severe implications for water-quality criteria, " she said.

"The data of water quality are all within the normal range, " said the bureau.

But the agency does not regulate drinking-water quality for the rest of the nation's schools, which get their water from local utilities.

Landowners upstream receive up to US$110 per hectare per year to safeguard downstream water quality, the IUCN explains.

To solve the question of countryside drinking water quality has become the urgent matter.

River water quality has deteriorated rapidly that has been a new carrier of pollutant to decrease environmental capacity of water.

The terminal treatment efficiency and the effluent water quality of oxidation ditches are relative with its hydrodynamic characteristics.

Generally, the water quality in the 7 major water systems continued to improve with some river basins still having serious pollution.

As the improvement of drinking water quality standard, evaluation indices for safety of drinking water well field should also be upgraded.

These labels should not be confused with those of the beach annual ranking system, which measures water quality across an entire season.

This product is suitable for the water quality is more around the industrial and life of water treatment soften the ideal products.

Some are still out of the intake, water filtration device installed to meet the higher demands on water quality kitchen.

Water quality model, as a way of resolving water pollution, is widely applied and effective in engineering feasibility study.

The optimum model to use would be the one best defining the actual water quality response of the system.

Potentiometric titration was a good helper on oil field water quality analysis with the characteristics of accurate, rapid and reproducible.

In USA, there is a set of complete economic analysis procedures to help states and tribes set and revise water quality standards.

Water quality is deteriorating even in areas subject to well-funded government clean-ups over the last decade, it warns.

says disinfection is one of a host of expected new water-quality measures.

Around the world, dwindling water supplies and deteriorating water quality are driving innovations in water treatment technologies.

Water Quality Engineering is one of the core specialty courses of Water Supply and Drainage Science & Engineering.

After adopt direct drinking water in the United States. Requirements of lead have been raised on water quality, water pipes and taps.

The invention relates to a method and a system for monitoring total phosphorus and total nitrogen of water quality on line.

Both bayside and oceanside beaches can be used regularly "because water quality is very good to excellent at these sites, " he said.

injected water quality control index is studied by means of membrane filtration test, core jam test and bacterial plugging test.

Water quality control techniques are critical which affect the treatment result of produced water.

A water quality systematical filter model and its algorithm in a shallow lake have been established.

Water Quality Standards are the foundation of the water quality-based pollution control program mandated by the Clean Water Act.

The reason that water quality did not reach the standard was analyzed.

Water quality - Detection and enumeration of Cryptosporidium ooecystes and of Giardia cysts - Concentration and enumeration method.

The water quality of the stream used to be excellent and crystal clear .

The article discusses water quality and physical factors to influence on this method, it has certain practical value.

The system designed provides a certain technological approaches to research and practical application of water quality monitoring.

As the data collected builds up over time , the EPD uses various proven statistical means to analyse water quality trends and patterns .

Thereafter, the core part of the system-the hydrodynamic and water quality models are described briefly.

The EPD uses two separate systems to help beach users get a wider picture about beach water quality.

The utility model can also be used for treating water quality of small waterworks and small fish ponds in the countryside.

The water quality in a forest ecosystem can reflect the physiological characteristic and the ecological condition of this forest.

Coagulation is an economic and simple water treatment technology in improving the water quality treatment efficiency at home and abroad.

Adaptable: to adapt to any complex water quality , can handle more than the coarse refuse , large weeds debris , etc.

water quality toxic fast detection is water source protection one of the important measures of the water security.

Ask your local water-treatment authority for a report on your water quality.

Q(6) : What broad water quality management principles and WQO approaches should be considered in the next stage ?

Water quality has been a concern for the Olympic sailing events.

Also, it were studied that the situation of mine inflow, water quality characteristic and resource degree of the mine water.

The corrosion inhibitors should be selected and used correctly through testing based upon the water quality and copper tube conditions.

Familiar with various water quality analysis instruments , rich experience in instrumentation installation, commission and maintenance.

pollution to water quality deterioration of a general decline in the quality of drinking water sources and threaten people's health so on.

The workshop will address water quality issues from a systems perspective with a view to protecting and promoting health.

Other process characteristics can affect water quality requirements as well.

The testing results demonstrated that the phreatic water quality was of evident zoning characteristics in spatial distribution.

The circulation cooling water system had a stable running after addition of the water quality stabilizer, w. . .

The application of this system in the assessment of aquaculture pond water quality by a company had achieved better result.

and that the water quality in Wushuihe river declines due to the harmful influence of the sewage of industry and daily life.

The RO membrane might be perforated, which results in the increase of finished water amount and the decrease of water quality.

But due to the inferior water quality, irrigation with reclaimed water leads to many negative effects, although abundant nutrient elements.

After treated by this method, the waste drilling water becomes limpid, with good water quality, and may be exported or treated further.

This manuscript furthers this relationship by illustrating how water quality can also be adversely affected by this phenomenon.

Consequently, to understand the reason for forming periodic algal bloom, is necessary for improving water quality in this reservoir.

The water quality of outgoing water is up to par, supplying references to similar wastewater treatment.

The investments in the strategic sewage treatment system will be repaid in improving sea water quality in the next decade.

Velocity and flow rate can be important factors to note due to their effects on water quality in a pipeline.

Through its running condition and water quality analysis, the defects of existing sewage treatment technique have been analyzed.

With higher public awareness of the water quality, public participation can encourage companies to improve their discharge standards.

For the characteristics of expressway sewage quantity and water quality, the buried integrated wastewater treatment system is applied.

Water quality - Determination of soluble silicates - Molecular absorption spectrometric method.

I really wish the city would invest more into making it clean and green in terms of air and water quality.

Water quality. Determination of highly volatile halogenated hydrocarbons. Gas-chromatographic methods.

A number of clear objectives lay behind the establishment of the river water quality monitoring programme.

The water quality of Shanghai has not been affected by the floating dead pigs, according to the city's water supply bureau.

The water is essential to people's life. Turbidity is one of the important parameters to appraise the water quality.

Before installation , you must not forget to wash water pipe to avoid water quality to be hard to cause damage.

S-P model is a more developed water quality model. The key of model applied effect is the determination of the parameter.

The results suggested that the water quality of this area could be delimited to eutrophic type.

The corresponding suggestions aiming at the analysis results were proposed for water quality improvement and water resources management.

The water quality following each pretreatment and purification step should also be monitored.

It usually happened before spring, and water quality, environmental degradation is the main reason for the occurrence of disease.

Department of Agriculture Training and Research Exchange Programs : Including on wastewater , water quality, and forest management .

Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods.

Chlorine dioxide can serves as sterilization disinfectant, antiseptic, water quality scavenger and highly effective bleaching agent, etc.

Mitigation measures to minimize potential water quality impacts as detailed in Annex A attached to this permit shall properly implemented.

And within the limited operating voltage, increasing of the influent flow makes the water quality decline.

The frequency of monitoring has increased since the EPD began administering the Beach Water Quality Monitoring Programme in 1986.

Contrasting the test result on water quality in 2001 with that in 1998, we know that water quality tends to deterioration.

Wen Jiabao, the premier, called this week for harsher punishments for illegal polluters, saying water quality laws should be strengthened.

This model is expected to provide fundamental data for the improvement of the water quality and management of water resources in Chengdu.

Secondly, we established some regression models for retrieving chlorophyll concentration using spectral data and routine water quality data.

Careful consideration of these criteria will affect cost and water quality.

Land Use Water Conservation Water Quality Protection Pollution Prevention Energy Conservation Waste Management ?

Collection of reclaimed water produced by reclaimed water manufacturers for continuous water quality monitoring was accomplished.

Conclusion The rural drinking water quality in countryside is desiderated to be improved.

Water quality - Determination of aluminium - Atomic absorption spectrometric methods.

Then the method of the total amount control is raised in the water quality layout.

The trash and pollutants can be removed, new water quality standards enforced, "Venice" resurrected.

Applicable principles: adequate water, proper temperature, good water quality, water stable, reliable recharge.

of proper treatment for the majority of flows in the main urban area around Victoria Harbour has resulted in poor water quality there.

The island configuration is to ensure that water quality in the vicinity is maintained at acceptable levels after reclamation took place.

Water quality. Determination of phosphorus. Ammonium molybdate spectrometric method.

water quality - biological methods - determination of acute lethal toxicity to marine copepods copepoda , crustacea.

Proceedings of International Workshop on Novel and Enhanced Water Treatment Technologies for Upgrading Water Quality, Tianjin China.

Steel-plastic tube is not deformed, not aging, and ensure water quality and other materials amounted to less than the benefits.

Experiment result shows the system is effective to monitor the water quality and it should be applied extensively.

There are two basic conditions for a fungi water quality disaster: an appropriate temperature and relatively clean inorganic waste water.

Gao lvyicleans the heat interchanger , regarding water quality bad injection molding factory also unusualbeing suitable.

According to the water quality comparison before and after treatment, the sewage treatment system was identified to be effective.

Methods: Filling in surveillance capability questionnaires of drinking water quality and analyzing the information.

The results show that the water quality of urban river improves slightly, but the overall situation is not optimistic yet.

Water quality. Determination of nitrite. Molecular absorption spectrometric method.

Water-quality improvements should be made over succeeding days or weeks as a matter of urgency.

There are two basic conditions for a fungi water quality disaster: an appropriate temperature and relatively turbid organic waste water.

The electronic tongue can be used in testing the wine quality, food's security check and the water quality determination.

The water quality, sediment and biological factors were monitored to analyze marine environment quality of Lianyungang harbor district.

The combined recoil type water purifying filter can satisfy the requirement of the processing of the water quality in different areas.

On-line acquisition and high quality of transportation for multi-index of water quality can be achieved by reasonable design of hardware.

As flow velocity is sluggish, water quality of scenic water body is hard to be maintained.

Designing a treatment wetland must be specific to the water quality target and the pollution source of the water.

Wetlands can be designed to provide very important downstream water quality benefits.

Many artificial larval rearing of grouper failed due to the deterioration of water quality (the accumulation of harmful substance).

d. The RO membrane might be perforated, which results in the decrease of water quality.

The corrosiveness of the water quality can be controlled by lime, sodium hydroxide or soda.

Water quality. Determination of chromium. Atomic absorption spectrometric methods.

Water quality - Determination of dissolved oxygen - Electrochemical probe method .

The results show that effluent water quality can meet grade one of the national integrated wastewater discharge standards GB8978-1996.

The Giardia Lamblia determination method in water and related water quality indexes were introduced.

Water quality ; method for assessing the inhibition of nitrification of activated sludge micro- organisms by chemicals and waste waters .

Urban growth, population explosion and industrial and agricultural land use severely affected the water quality of natural watershed.

The im- proved fuzzy recognition model was used to evaluate water quality of shandong province Qiaodian reservoir.

They are a key indicator of water quality and a valuable natural predator of mosquitoes and midges .

Poor water quality in Great Barrier Reef suffered a loss in coral biodiversity and an increase in seaweed cover.

Other inputs and fish density are also carefully limited to avoid compromising water quality or degrading the environment.

Sediment quality criteria (SQC) are the supplement of current water quality criteria, being of significance in water quality management.

diet nutrition and water quality of environment had significant effects on survival rate of larvae and juvenile.

"Water quality is probably deteriorating, " says Jin Jiamin, of the Global Environmental Institute. "The reason is industrial pollution. "

It takes continuous joint efforts from the public and government agencies to maintain good water quality and protect nature.

It affects water flow, electricity generation, transport, water quality and indigenous biodiversity.

Conclusion Powerful measures should be taken to improve water quality and ensure safety and hygiene of drinking water in rural areas.

Nanchang is a Riverside garden city, green city, ecological city, the air level, the water quality class.

Deciding which kind of fish to raise depends on the water quality, solved salt content and temperature.

The result shows that the subordinate degree derived from relational dispersed degree would identify water quality more precisely.

The cleanup operation helped ensure the water quality of the dam and its navigability.

Water quality has Improved in many ways. there is still worry about chemicals, such as fertilizers and heavy metals, draining of the land.

Injected water quality is the key factor affecting water absorbing capacity and maintenance of formation pressure and oil production.

Cryptosporidium and Giardia axe two common species of pathogenic protozoan, seriously endangering the water quality.

The fish out of water quality is not alive, just like people is dependent on the oxygen.

The sector also threatens "enormous pressure on ecosystems, biodiversity, land and forest resources and water quality" .

Declining water quality is a major factor in the pollution of the Great Barrier Reef.

Haixin river was a first level branch of Hunhe river and its water quality exceeded National surface water standard criterion(V).

Water quality - Guidance standard for the routine sampling and pretreatment of benthic diatoms from rivers.

Water quality of printing and dyeing wastewater changes quickly, with high colority and difficult to be degraded only by bio-treatment.

Continuous spinning technique, the advance technique in viscose fibre production field, has higher demand on water quality.

Deciding which kind of fish to raise depends on the water quality, salt content and temperature.

Wetland water quality were mainly threatened by organic pollutants and eutrophication pollutants.

Water shortages, unreliable water supplies and poor water quality are major obstacles to sustainable development.

Amphibian skin is incredibly thin, making frogs acutely susceptible to changes in temperature, humidity, or water quality.

Erosion can do major damage to water quality, silting streams and lakes and dumping fertilizers and pesticides into the water supply.

Imagine the name of Dan la water quality Dan medicine seven precious.

This paper carried out a systematic sampling and analysis on water quality of Jinan spring system.

Several countermeasures for protecting water environment and improving water quality were put forward.

Some expert indicated that water quality deterioration had impacted people's health, and brought problems on water supply and demand.

The technical key of total emission control is the response relationship between pollution sources and water quality object.

The assignments of the weight parameters in raw water quality assessment are very important to the rationality of the result.

On this base, the water quality diagnosis pattern of the circulating cooling water system is set up.

is to maintain water quality , balance the environment , and cultivate living feed for hatchery.

Serious eutrophication in local sea area can induce red tide, causing water quality deterioration and fish, shrimp and seashell die.

Fuxin is one of coal cities in China, and its underground water quality was seriously influenced by humanity.

Leachate is very difficult to treatment due to its high contamination, fluctuations of water quality and flow rate, and uncontrollability.

each water sample is tested for numerous physical , chemical and microbiological water quality parameters.

After using SVM, we find water quality of the middle reach of the reservoir is type II on the whole, but it is type III even IV in summer.

The organization has tracked the river's water quality since 1993, a few years after foam pollution was first detected.

The result showed that indicators of water quality during the culture were maintained at the suitable scope for Anguilla marmorata.

Both the fecal coliform numbers given and the chlorination concentration mentioned are two primary water-quality indicators.

This scheme had considerably improved the water quality in rivers within the New Territories.

It is ascertained through investigation that it is not a water quality problem.

Many citizens' groups are even developing water-quality monitoring programs to chart the health of their local waters.

For all levels of leaders of the water quality protection measures for implementation of yuecheng reservoir.

Water quality - Determination of mercury by atomic fluorescence spectrometry.

The analysis of water quality factor supplies proof for confirming the pumping well place of this water source site.

Quality control and quality assurance are the important parts in the process of testing water quality in the chemical laboratory.

A three-year study of the nation's drinking water quality has found more than 200 unregulated chemicals in the tap water of 45 states.

Water resources planning and water quality management from the viewpoint of environmental system analysis.

On this basis, water quality data processing and evaluation system was developed.

The second category for the state water quality standards, the air of national standard.

The quality control in analysis on water quality is the control of the errors of analytical results in substance.

Water quality - Determination of fluoride ion - Potentiometric method.

The auto water quality monitoring station is a complex system which is made of a lot of instruments and pipelines.

Second is to strengthen the drinking water source protection and water quality monitoring.

Water quality - Determination of epichlorohydrin.

The variation of biomass and its effect on effluent water quality in different BAC filters were studied.

designate supply area representative points , to regularly sample and examine water to control water quality.

of river water environmental system, triangular fuzzy number is utilized to denote water quality information.

Water quality: installation of closed circuit cooling, installation of treatment plants.

It finds key factor of influent drainage water quality and does profitable trial for guiding grading control of oil refining sewage.

The Youhao Forest Bureau is not monitoring the water quality of the rivers and streams.

This research was performed at Lake Chaohu, aiming to investigate the seasonal variations of algae species and water quality.

This paper discusses the chemical features, water quality status quo and evaluation of underground water in the north forest area.

The developed index system includes the water quality assessment standard, t he calculation method and the water quality meaning of index.

The application of recovery test in water quality analysis and calculation methods of recovery rates were introduced.

Our breakthrough technology has been independently tested and has been proven to consistently produce excellent water quality.

Water quality - Determination of dissolved bromate - Method by liquid chromatography of ions.

Improved water quality will stimulate agricultural production and improve quality of life.

The key to prevent colds goldfish, is the time changing the water and water quality, water quantity, method suitability.

Based on the numerical simulated water quality, the total mass control model is established.

Application of new projection pursuit algorithm in assessing water quality.

Under the subject of emissions and water quality indicators, use three series of biological oxidation pond method.

As important "source" and "sink" of lake pollutants, many researches focused on the influence of sediment on the water quality.

The results showed that the effluent water quality meet the "National Standard of Reclaimed Water" .

Salmon and trout are more sensitive to water quality, making land-based systems more expensive.

With intensive development of its surrounding areas, water quality has been critically affected by siltation and bottom mud.

Inadequate understanding of processes of hydrology, water quality, ecology.

Water quality. Determination of suspended solids. Method by centrifugation.

At last, the model was applied to assess water quality of Le'an River, which supplied scientific evidence for controling pollution.

The ground water quality of Niangziguan Karst spring is evaluated by comprehensive index method and single index method.

In area of the Middle Route Scheme of South-North Water Diversion Project, water quality is originally good.

Water quality. Sampling in deep waters for macro-invertebrates. Guidance on the use of colonization, qualitative and quantitative samplers.

Water quality tests showed that anaerobic disposal is favorable for hoggery wastewater treatment.

After applying hydrogenating deoxidization device in rectifier, the corrosion of hosepipe and the degradation of water quality were solved.

The water quality prediction is an important means for understanding the tendency of water pollution.

improve water quality and provide water and sanitation to health facilities.

We are going to face major difficulties in battling the drought and keeping the water quality if there is no rainfall in the coming days.

This planning starts with the selection of water quality based upon product requirements, processing operations, and end use.

Microcystins are one of indicators for water quality.

The result shows that the effluent quality is superior to the requirement for the reuse water quality.

Zoologists discovered the colony of freshwater crabs when they examined water quality in a channel running under the Imperial Forum.

In this paper, we studied SVM as regression techniques for natural mineral water quality parameters prediction.

Therefore, the water quality protection yuecheng reservoir by local governments.

poorer areas to water quality and horizontal network known, poorer people are inextricable deep feelings with water.

Decidingwitchwhich kind of fish to raise depends on the water quality, salt content and temperature.

The passing rate of water quality was not greatly different between wells of different types.