单词 | physical property |
释义 | 例句释义: 物理性质,物理性能,物理特性,物性 1. The permeability increased in the reservoirs with good physical property, but invalid cycle channel was easy to be formed. 物性好的储层,渗透率增加,但易形成无效循环通道; www.zshg.com 2. But the point is to highlight that we don't actually have nearly as clear a concept of what a physical property is as we might wish. 重点需要强调的是,物理性质的概念是什么,实际上与我们想象的一样清晰。 open.163.com 3. Physical property: Yi Rongyu the water, sees the air to be easy to decompose. 物理性质:易溶于水,见空气易分解。 www.cycbiz.com.cn 4. DOM was a little bit time-consuming but was available for a non-linear physical property problem. 数值方法更灵活,可以处理物性非线性问题,但计算时间较长; www.ceps.com.tw 5. cost of reproducing physical property minus various allowances (especially depreciation). 再生产现货资产的费用减去各种补助费(尤其是折旧)。 www.jukuu.com 6. Closely monitor the condition of the physical property and equipment by conducting continual inspections of the building. 持续的查看酒店建筑,密切监测酒店和设备硬件状况。 job.veryeast.cn 7. Detailed analysis of polymers used in packaging materials, including structure and physical property attributes. 详细分析了包装材料,包括结构和物理性能属性使用的聚合物。 www.a1pak.net.cn 8. Burial dissolution is of great importance in reforming the reservoir physical property . 埋藏溶蚀作用对改善储层物性起到至关重要的作用。 lib.swpu.edu.cn 9. This legal system is internationally respected and includes laws that protect intellectual property as well as physical property. 这一法律制度是国际上受到尊重,包括法律,保护知识产权以及物理性能。 dictsearch.appspot.com 10. Vectorgraph: usually unable to produce the physical property of the picture's image, typically used to project TECHNIC drawing. 矢量图:凡是无法供应天生照片的图像物性,凡是用于工程持术画图。 www.bing.com 1. The author began with the physical property of this silty soil, analyzed and studied its main characteristics. 本文从粉土的机械物理性质入手,分析研究了该段粉土材料的主要特点。 paper.pet2008.cn 2. The physical property of reservoir were multiply influenced by original components of sediment, deposition, diagenesis and tectonism. 储层物性受沉积物原始组分、沉积作用、成岩作用和构造作用的多重影响。 paper.pet2008.cn 3. To guarantee the physical property and the craft quality of the grain, the grain should be humidified before grain processing. 在粮食加工以前经过适当的调质处理可以确保粮食的物理性质和工艺品质。 dictsearch.appspot.com 4. However, with overall growth of physical property, the discrepancy of the parameter for porosity and permeability was raised. 在物性总体增大的同时,孔渗参数的分异度增加; www.ceps.com.tw 5. The second chapter, introduction piezoelectricity material basic physical property and important performance parameter. 第二章,介绍压电材料的基本物理性质及其中重要的性能参数。 www.13191.com 6. We summarized the hyperconjugation and its influence to physical property and its development. 综述了超共轭效应及其对物理性质的影响,以及超共轭理论的发展。 terms.shengwuquan.com 7. Traditional evaporative cooling air conditioning machines work by exploiting the physical property of air being cooled by water evaporating. 传统的蒸发制冷空调利用了水蒸发后空气变凉的特性。 www.transcn.org 8. According to its physical property, spinning processing was designed, problems in spinning was resolved too. 依据其物理性能,设计纺纱工艺并分析解决了纺纱中出现的问题。 www.chemyq.com 9. The physical property lower limit of the effective reservoir is mainly controlled by temperature-pressure system. 有效储层物性下限主要由温-压系统控制。 www.ceps.com.tw 10. The physical property of Fiber Brucite has a great influence on the strength of the cement matrix composite. 水镁石纤维的物理性能对其在水泥基复合材料中增强作用的发挥有很大的影响。 www.fabiao.net 1. This paper introduces the structure and physical property of, natural gas hydrate (NGH). The hydrate has its special clathrate structure. 介绍了天然气水合物(NGH)的结构及物理性质。 www.ceps.com.tw 2. I introduced the property of liquefied petroleum gas first and included physical property and thermodynamic energy property. 我首先介绍了液化石油气的性质,包括物理性质和热力性质。 www.doc88.com 3. Through the sedimentary system, physical property becomes poor from channel center to channel flank. 横穿沉积体系,由河道中心至河道侧翼物性变差。 www.ceps.com.tw 4. The conductive film has favorable electrical property, physical property and uniform and stable resistance value. 本发明产品具有良好的电性能和物理性能,其电阻值均一稳定。 ip.com 5. The invention can be used as catalyst carrier and hydrogen catalyst, with better physical property and application property. 本发明含钛氢氧化铝用于催化剂载体及加氢催化剂时,具有良好的物化指标和使用性能。 ip.com 6. Reservoir had relative poor physical property, This type of reservoir can develop to well pay formation when communicated to cracks. 储层储渗能力相对较差,往往需要与构造缝沟通才能成为良好的产层。 lib.swpu.edu.cn 7. To develop bamboo char fiber product, physical property of bamboo char fiber was tested, and compared with viscose fiber and bamboo fiber. 为开发竹炭纤维产品,测试了竹炭纤维的物理性能,并与粘胶纤维、竹纤维进行比较。 www.chemyq.com 8. The plastic lining layer is level, smooth and firm with the physical property of the polymer maintained. 衬塑层平整,光滑坚固、能保持聚合物原有的物理性能。 ip.com 9. In this article we give the basic method of the piano tuning from the physical property of piano sound and the corresponding physics model. 本文从钢琴音的物理特性和相应的物理学模型入手,分析论证了钢琴调音的基本方法。 www.fabiao.net 10. bad if you are on fixed HK dollar wage and renting property, but it has been good for physical property and equities. 如果你是挣以港元发放的固定工资并租房居住,那局面将对你不利,但如果你拥有实物资产和股票,那情况就完全不同了。 www.neworiental.org 1. Objective To investigate the effects of different drying methods on the appearance and physical property of water extract from rhubarb(RUB). 目的研究不同干燥方式对大黄水提物外观及理化性质的影响。 www.dictall.com 2. Self-curing type, Compatibility, Fast drying, Physical property, Ink adhesive after baking. 自硬化型,相容性,速乾,物性,烤后油墨密著性。 www.wantdoc.com 3. PLM is to your intellectual property, what ERP is to your physical property. PLM管理的是你的知识产权,而ERP管理的是你的实体财产。 www.bing.com 4. The lab for testing protecting slag property was established and the means for measuring its physical property was improved. 建立了保护渣检测实验室,完善了保护渣物理性能的实验检测手段。 www.chemyq.com 5. The non homogeneity of diagenesis and tectogenesis make the characteristic of physical property different obviously. 成岩及构造作用的不均性使得储层物性特征差异悬殊。 dictsearch.appspot.com 6. Only a constant physical property problem can TQM solved, although it is faster than DOM. 半解析法的计算速度非常快,但只能处理常物性问题。 www.ceps.com.tw 7. Phase is a physical property of matter and matter can exist in four phases : solid , liquid , gas and plasma . 相变是一种物理性质,并且物质存在四种相:固相、液相、气相和等离子体。 wenku.baidu.com 8. The physical property and planar spreading of reservoirs are controlled obviously by sedimentary microfacies. 沉积微相明显地控制着储层的物性和平面展布。 elec.wanfangdata.com.cn 9. At the same time, the physical property became worse due to the water sensitivity and rate sensitivity. 同时,也会由于水敏和速敏的影响使物性变差。 www.ceps.com.tw 10. The physical property and structure of product have been characterized by IR and elementary analysis. 通过元素和红外光谱分析对产品进行了物性及结构表征。 www.jchemindustry.com 1. It mainly relates anti-aging effect of PTNP in NR and diene synthetics and effect on physical property of the abovementioned compound. 主要介绍防老剂PTNP在天然橡胶和二烯类合成橡胶中的防老化效果及对胶料物理机械的影响。 dictsearch.appspot.com 2. Chinese pine and hemp oakery soil physical property also have very strong correlativity with forestation density. 油松和麻栎林土壤物理性质与造林密度也有很强的相关性。 www.fabiao.net 3. It is a good way to use high-density electrical technique to detect the physical property of the roadbed in complex Karst areas. 用高密度电法来查明复杂岩溶地区路基的物性特征是一种很好的手段。 lib.cqvip.com 4. The complex lithology and physical property are considered as major factors that lead to complex electric property. 认为复杂水性和复杂岩性是导致复杂油气层电性复杂的主控成因。 www.13191.com 5. Also, because of their different deposition conditions, physical property and collapsing degree of the rock vary from each other. 由于其沉积条件的不同,每个区块涠二、流二段的物性及垮塌程度也不尽相同。 www.ceps.com.tw 6. rubber , unvulcanized - physical property - part 2 : determination of cure characteristics with oscillating curemeters. 未硫化橡胶。物理特性。第2部分:用振荡固化器测定固化特性。 www.ichacha.net 7. The effect of optimum grouping of fly ash, low calcium stone and zeolite on cement physical property in studied. 研究了粉煤灰、低钙石与沸石的优化组合对水泥物理性能的影响。 www.chemyq.com 8. Would that then make consciousness a physical property? 到那时是否意识会具有物理性质呢? open.163.com 9. Physical property in down throw block is worse than up thrown block on the whole. 整体上张东断层下降盘储层物性条件要比上升盘差一些。 www.13191.com 10. Succession of soil physical property. 土壤物理性质演变。 www.fabiao.net 1. To some extent, the chemical erosion made the physical property of reservoir getting better and increased the secondary pore relatively. 而溶蚀作用从一定程度上使储层物性得到了改善,次生孔隙相对增多。 www.syxb-cps.com.cn 2. In the wave physical property, Cunkou is the forward wave and the reflected wave convergence point. 在波的物理特性上,是正向波与反射波的交汇点; www.ceps.com.tw 3. class 3 and class 4 mainly locate in river flank, and the physical property of these locality are better. 5. 3类和4类去则主要分布于水下分流河道侧翼,这些地方储层均质性相对较好。 www.showxiu.com 4. The low maturity of sandstone components is low because of sedimentation and poor primary physical property of sand body. 受沉积作用影响,砂岩成分成熟度低,砂体原始物性差。 www.chemyq.com 5. The physical property of granule's colony such as shape, size, gravity etc. has a great influence on the evenness of premix. 针对粒子的基本物理性质(形状、大小、容重),对营养素的均匀混合进行了研究。 www.chemyq.com 6. In the aspects of distrebution of reservior, at the lengthways , form Ng formation to Es formation the physical property become worse. 在储层展布方面,纵向上从馆陶组到沙河街组物性变差,主要储层类别降低。 lib.swpu.edu.cn 7. The present invention is developed based on the physical property of insect body wall. 本发明主要是针对昆虫体壁的物质性而设计、研制发明的。 ip.com 8. Long-term surfeit use of excessive fertilizer will make the physical property of soil worsen, the soil harden and leanness. 长期过量施用化肥,会造成土壤物理性质恶化,肥力下降,土壤板结,肥效降低。 www.fabiao.net 9. So what do we mean when we talk about physical property? 当谈到物理属性时,对我们而言意味着什么? open.163.com 10. It can exert their character and achieve physical property parameter that have a high precision. 这种方法能够发挥各种资料的特点,从而获得高精度的储层物性参数。 www.fabiao.net 1. Polarity Intrinsic polar separation, alignment, or orientation, especially of a physical property: (二)极性,极固有的二级分化、排列或定向,特别是作为一种物理属性: bbs.gter.net 2. Soil Physical Property Heterogeneity and Its Fractal Features of Different Forest Landscapes in the Wuyishan Scenery District 武夷山风景区森林景观土壤物理性质异质性及其分形特征 service.ilib.cn 3. Research on New Type Covering Fluxes Used in Melting of Mg Alloys and Its Physical Property 新型镁合金覆盖剂熔体物性的研究 service.ilib.cn 4. Status and Problems of Physical Property Test Technology and Its Function in Non-metallic Minerals Exploitation 测试技术在非金属矿开发中的作用、现状与问题 service.ilib.cn 5. Key words: Landscape Architecture; Biotope Landscape; Study; Physical Property Structure; Method of Natural River Landscape Creation 关键词:风景园林;生物生境;研究;物理性构造;河川自然工法 www.jchla.com 6. Study of Computing Method to Physical Property Parameters of Steam during the Process of Steam Injection 蒸汽沿井筒注入过程中物性参数计算方法研究 www.ilib.cn 7. The impact of oil displacement microbes and its metabolite on solid wettability and crude oil physical property 驱油微生物及其代谢产物对固体润湿性和原油物性的影响 www.ilib.cn 8. Quantitative characterization of the controlling effect of pore structure on the physical property of clastic reservoir 孔隙结构对碎屑储集岩物性控制作用的定量描述 service.ilib.cn 9. introduced the vitrifying conversion of rice and its influence on thermal physical property; 介绍了稻谷的玻璃化转变及其对热物性的影响; www.ceps.com.tw 10. the structure and amount of original terrestrial composition are direct factors leading to good physical property; 原始陆源组分的结构和含量对储层物性有直接影响; www.ceps.com.tw 1. The relation between the chemical index of precipitated silica and the physical property of rubber material 沉淀法白炭黑化学指标与胶料物理性能的关系 www.ilib.cn 2. The Difference Analysis of Main Physical Property and Main Chemical Components of Leaves from Different Flue-Cured Tobacco Leaf Position 不同叶位烤烟叶片主要物理性状和化学品质的差异分析 www.ilib.cn 3. Physical Property of Reservoir in Triassic System and Pore Structural Characteristic of Natural Gas Field in Chishui Region, Guizhou 贵州赤水气田三叠系储层物性及孔隙结构特征 www.ilib.cn 4. Preliminary Research on the Relationship between Burning Technology and Physical Property of Bamboo Charcoal 竹炭的烧制工艺与理化性能关系的初探 www.ilib.cn 5. Analysis on Uncertainty for Composition Analysis and Physical Property Parameters Calculation of Natural Gas 天然气组成分析及物性参数计算不确定度浅析 service.ilib.cn 6. the diagenesis of the transgressive sand body is compaction and binder facies, poor physical property; 水进式砂组由压实和胶结相为主,物性较差; d.wanfangdata.com.cn 7. Keywords SYT physical property detector Metallic orebody Natural electromagnetic wave; SYT 物性探测仪;金属矿体;天然电磁波; wenwen.soso.com 8. Non-traditional method for evaluating physical property of Silurian bitumen sandstone reservoirs in Tarim Basin 塔里木盆地志留系沥青砂岩储集性非常规评价 www.ilib.cn 9. Study on the Relation Between Loess Collapsibility and its Physical Property 黄土湿陷性与物性关系的研究 www.ilib.cn 10. Characteristics of Pore Structure and Physical Property of Low Permeability Sandstone Reservoir 低渗砂岩气藏的孔隙结构与物性特征 service.ilib.cn 1. Effect of the Different Topping Stages on the Physical Property and Chemical Compound in Upper Leaves of Flue-cured Tobacco 不同打顶时期对上部烟叶物理性状及化学成分的影响 www.ilib.cn 2. Numerical and Experimental Study on the Measurement of Thermo-physical Property of Metals Using Periodic Heating Method 周期热流法测定金属材料热物性的实验及数值研究 www.ilib.cn 3. the exact evaluation for reservoir physical property, especially for porosity and fracture porosity; 储层物性特别是孔隙度的准确评价,裂缝孔隙度的评价; www.13191.com 4. Analysis on the Physical Property Changes of Cement Ring and Its Influencing Factors 井内水泥环物性变化及影响因素分析 www.ilib.cn 5. Experimental Study on Relation between Physical Property and Foaming Index of Desiliconization Slag 脱硅渣物性与起泡性能的实验研究 www.ilib.cn 6. Structure and Physical Property of New Modified Polypropylene Fiber for Cigarette 新型改性烟用聚丙烯纤维的结构和性能表征 www.ilib.cn 7. Discussion on Quantitative Evaluation of Formation Lithology and Physical Property 储层岩性及物性定量解释方法探讨 service.ilib.cn 8. On relationship between microstructure and physical property of electric porcelain 电瓷显微结构与机械性能关系研究 www.ilib.cn 9. Influence of effective pressure on the physical property in low permeability deformation reservoir 有效压力对低渗透变形介质油藏物性的影响 www.ilib.cn 10. Heat-moisture Comfort Property and Physical Property of Fabric Knitted with Profiled Polyester Filament 沟槽涤纶针织产品的热湿舒适性及物理机械性能 www.ilib.cn 1. A Physical Property Analysis on the Upper Permian Coal Rocks and the Coal-bed Gas Reservoir, Eastern Yunnan and Western Guizhou 滇东-黔西地区晚二叠世煤岩及煤层气储层物性分析 168.160.184.82:8080 2. Its lithology is primarily argillaceous limestone, and the physical property can improve along with dolomite content's increasing; 岩性以泥晶灰岩为主,并且物性随白云岩含量的增多会变好; lib.swpu.edu.cn 3. Several Queries on Physical Property Value Concerned in Technical Code for Architectural Curtain Wall 对建筑幕墙规范中有关物理性能定值的几点质疑 www.ilib.cn 4. Study on Physical Property of Phosphorous-containing Flame Retarding Polyester Fibers 磷系阻燃聚酯纤维的物理性能研究 service.ilib.cn 5. Analysis of main control factors of the physical property of tight sandstone reservoir 致密砂岩储层物性的主控因素分析 service.ilib.cn 6. Physical property of gas outburst coal and its application in detection 瓦斯突出煤体探测的物性前提及应用 www.ilib.cn 7. (Chemical & Physical Property Information Resource) y 物性数据(化学和物理性质)源 www.foodmate.net 8. Discussion on some problems of the reformation of physical property right system 体育产权制度改革的若干问题讨论 www.ilib.cn 9. Genetic correlation analysis of milling property and physical property in indica hybrid rice 杂交稻稻米品质的遗传相关分析 www.ilib.cn 10. The Thermal Physical Property Test of Insulating Materials Using Quasi- steady- state Method 绝热保温材料热物性的准稳态法测试 service.ilib.cn 1. The Comparison of Thermo-physical Property Between Real Gas and Ideal Gas Equation Under Low Temperature 低温下实际与理想气体状态方程的热物性比较 www.ilib.cn 2. Research on change law of loessial physical property 黄土物理性质变化规律研究 www.ilib.cn 3. Study and Apply on High Pressure Physical Property of High Permeable Cement Gelatinous Material 高渗透水泥凝胶材料的高压物性研究及应用 www.ilib.cn 4. Physical Property of Coal Reservoir and Exploration Prospects for Coal Bed Methane in Huaibei Area 淮北地区煤储层物性及煤层气勘探前景 www.ilib.cn 5. Changes of Soil Moisture Physical Property of Caragana Plantation in Hilly and Gully of Loess Plateau 黄土丘陵沟壑区人工柠条林土壤水分物理性质变化研究 www.ilib.cn 6. Determination and estimation of physical property data for liquid paraffin 医用液体石蜡油的物性数据测定及估算 service.ilib.cn 7. Study on the Relevance of Physical Property Parameters of Chrome-tanned Goat Shoe Upper Leather 铬鞣山羊鞋面革物理性能参数间的关联性研究 www.ilib.cn 8. The application of physical property of agricultural materials 农业物料物理特性及其应用 www.ilib.cn 9. A group of experiments of metal film preparation and physical property measurement 金属薄膜制备及物性测量系列实验 service.ilib.cn 10. Research on the Physical Property and Stability of the Taojiaba Landslide Body in Shizhu, Three Gorges Area 三峡地区石柱县陶家坝滑坡体物性特征及稳定性研究 www.ilib.cn 1. Physical Property and Yearly Moving Pattern of Soil Water on the Arid Wheat Land of Hilly Region in Jinnan 晋南丘陵旱地麦田土壤水分特征及其运行规律 www.ilib.cn 2. Effect of Different Cultural System on Soil Physical Property and Temperature in Desert Oasis 不同耕作制度对荒漠绿洲土壤物理性质和温度的影响 www.ilib.cn 3. Physical Property of Soil in the Plantation and Natural Forest in Jiulong Mountains of Beijing 北京九龙山人工林和天然次生林的土壤物理性状 www.ilib.cn 4. Research on the Change Laws of the Oil-Pool Physical Property in the Process of the Water Flooding in the Oilfield 油田注水过程中油藏物性变化规律研究 www.ilib.cn 5. Physical Property Data Book for Chemical and Mechanical Engineers 化学与机械工程师用物理性能数据手册 bibf.cnpbook.com 6. The Relationship between Root System Growth and Soil Physical Property 根系生长与土壤物理性状之间的关系 scholar.ilib.cn 7. Application of P-R Equation in Calculating Thermal Physical Property of Natural Gas P-R方程在天然气热物性计算中的应用 ilib.cn 8. Influence of Magnetizing Treatment on Physical Property of Fatty Acid 磁化处理对脂肪酸物理性质的影响 www.ilib.cn 9. Calculation method of mixing crude oil physical property parameter 混合原油物性参数计算方法 www.ilib.cn 10. Physical Property Measurement of Therapeutic Carbon Ion Beam in the Shallow-Seated Tumor Therapy Terminal at HIRFL HIRFL浅层肿瘤治疗终端治癌碳离子束物理特性的测量 www.ilib.cn 1. Study on Physical Property of Rice Noodle by Biological Fermentation 乳酸菌发酵对米粉物性影响的研究 www.ilib.cn 2. Design and development of application system of organic compounds thermodynamic and physical property data base 有机热物性数据库应用系统的设计与开发 service.ilib.cn 3. On Well Logging Evaluation Method for Physical Property of Coalbed 煤层物性测井评价方法初探 www.ilib.cn 4. Use Finite Element to Analyze the Effect of Banket's Physical Property on Deformation of Reinforced Earth Wall 有限元分析填土的物理性质对加筋土挡土墙边坡变形的影响 service.ilib.cn 5. Physical property effect of powder on thermal spraying coatings 粉末的物理性能对热喷涂涂层的影响 service.ilib.cn 6. thermo-physical property of building material 建筑材料热物理性能 zhidao.baidu.com 7. Effects of CRFS Residual Coating on Soil Physical Property and Growth of Cole 控释肥残膜对土壤物理性质及油菜生长效应的影响 www.ilib.cn 8. slag; Physical property; Foaming index; 脱硅渣;物性;泡沫化指数; dictsearch.appspot.com 9. Physical property of inorganic material 无机材料物理性能 www.csust.edu.cn 10. physical property parameter of material 材料物理性能参数 bbs.enfamily.cn 1. Study on Relationship Between Fatliquor and Leather Physical Property 皮革加脂与成革物理性能的研究 www.ilib.cn 2. The Physical Property of Yoghurt and Growth of Lactic Acid Bacteria During Yoghurt Fermention 酸奶发酵过程中物理性质和乳酸菌生长规律研究 www.ilib.cn 3. Preparation and Physical Property of Sericin Film 丝胶蛋白膜的制备及其物理性能 service.ilib.cn 4. Influence of Pinus tabulaeformis and Mongolian oak Planting on the Physical Property of Soil 油松蒙古栎种植对土壤物理性质的影响 www.ilib.cn 5. Physical property analysis of textiles 纺织品物理性质分析 www.zhtech.cn 6. Relation of Alfalfa Root System and Soil Physical Property 紫花苜蓿根系与土壤物理性质的关系 www.ilib.cn 7. the physical property and petrographical composition of coal ; 煤的物理性质及其岩石组成; dictsearch.appspot.com 8. Study on Anti-erodibility and Change of Soil Physical Property in Pinus massoniana Woodland 马尾松林地土壤物理性质变化及抗蚀性研究 www.ilib.cn 9. Simple analysis of physical property of rapeseed 油菜籽的物理特性浅析 service.ilib.cn 10. Summary of 2006 Fujian Province Cement Physical Property Test Comparison 2006年福建省水泥物理性能比对试验结果分析总结 www.ilib.cn 1. Solving of collision problem in virtual vehicle based on physical property modeling 基于物理属性建模的虚拟汽车碰撞问题的求解 www.ilib.cn 2. Physical Property of Ferrite Magnet 永磁铁氧体物理性能 www.china-magnet.net 3. Partial physical property of sintering SmCo magnets 烧结钐钴磁铁部分机械物理特性 www.ichacha.net 4. research on the solid surface physical property by using the atr technology 技术研究固体表面物理性质 www.ichacha.net 5. Physical Property Data of Alloys 合金的物理特性数据 www.kester.com 6. Effect of forest fire on physical property of soil 森林火灾对土壤物理性质的影响 service.ilib.cn 7. Table 3 physical property of residue cement clinker 表3残渣水泥熟料的物理性能 www.eduzhai.net 8. Physical property of CCA wire 铜包铝线的物理性能 www.cxdjs.com |
随便看 |
|
英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。