| 单词 | 氨基甲酸酯类化合物 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 释义 | 氨基甲酸酯类化合物 —carbamate
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此外， 已知乙烯硫脲和丙烯硫脲两种二硫代氨基甲酸酯类 代 谢 物 具 有 甲状腺毒 性，较其母体化合物更值得关注。 cfs.gov.hk | Two dithiocarbamate [...] metabolites, ethylene thiourea (ETU) and propylene thiourea (PTU), are of greater concern than their respective parent compounds due to their [...]known thyroid toxicity. cfs.gov.hk |
多種由食物及飲品衍生的物質，包括氰化氫、尿素、瓜氨酸及其 他 N-氨基甲酰化合物，可產生氨基甲酸 乙 酯。 cfs.gov.hk | Ethyl carbamate can be formed [...] from various substances derived from food and beverage, including hydrogen cyanide, urea, citrulline and other N-carbamyl compounds. cfs.gov.hk |
以核果烈酒為例，果 核所含的氰甙經酵素作用可分解為氰化物，氰 化 物 氧 化 後 成 為氰酸酯， 再與乙醇發生化學作用而產生 氨基甲酸 乙 酯。 cfs.gov.hk | For example, in stone fruit spirits, cyanogenic glycosides from the [...] stones may be degraded [...] through enzymatic action to cyanide which is then oxidised to cyanate and reacts with ethanol to form EC. cfs.gov.hk |
在大部分情況下，氰酸酯會是最終前體，與乙醇發 生 化 學 作 用產 生氨基甲酸酯。 cfs.gov.hk | Cyanate is probably the ultimate precursor in most cases, [...] reacting with ethanol to form the carbamate ester. cfs.gov.hk |
如果每個類別的食品和樣本數目增加 ， 化 驗 檢 測工作便能 夠更全面地涵蓋香港市面供應的發酵食物，以及更準確地評估這些 食物 的氨基甲酸乙酯含量範圍和平均值。 cfs.gov.hk | Increasing both the number of food items and the number of samples per [...] individual food commodity for [...] laboratory analysis could provide a more comprehensive coverage and a more precise estimate of the range and average EC concentration of fermented foods in the Hong Kong market. cfs.gov.hk |
微 生物、人 造 有機色 素、蘇 丹 紅、化學防 腐劑、人 造 甜 劑、霉 菌毒素、重 金 屬、金 屬 滲移、抗 氧 化 劑 、 [...] 氯丙二醇、二氯丙醇、多 氯聯苯、多 環 芳 香 族碳氫 化合物、甲醛、接觸 食物的物品的殘餘化學物、由 接 觸 食物的物品滲移的 化學物、氨基甲酸乙酯、 N-亞 硝基胺、 礦 質 碳氫化合物、溴 酸 鹽 、 殘餘農 藥、殘餘藥物、放 射 性 核素污染物、三 鹵 甲 烷、輻 照 食物的檢驗 、有毒 物 質 和 攙雜物，以及食物組 分。 legco.gov.hk | Processed food Micro-organisms, synthetic organic colours, Sudan dyes, chemical preservatives, artificial sweetening agents, mycotoxins, heavy metals, migration of metals, antioxidants, 3-monochloro-propane-1, 2-diol, [...] 1,3-dichloropropanol, [...] polychlorinated biphenyls, polycyclic aromatic hydrocarbons, formaldehyde, residual chemicals in food-contact articles, migration of chemicals from food-contact [...]articles, ethyl carbamate, N-nitrosamines, mineral [...]hydrocarbons, bromate, pesticide residues, drug residues, radionuclide contaminants, trihalomethanes, screening of irradiated food, poisons and adulterants, and food proximate. legco.gov.hk |
所用填料材料为多孔性聚氢氧基甲级 丙 烯 酸酯类 聚 合物。 malvern.com.cn | The packing [...] material is a porous poly hydroxymethacrylate polymer. malvern.com |
科学家发现，覆盆子富含黄酮 类化合物 和 维 生素C，具有激活和修复肌肤的作用。在娇韵诗专利化合物锁颜美白系统（Lock-Around System ™ HP）中，娇韵诗将覆盆子与抗坏血 酸酸 - 2 - 葡 萄糖苷相结合，获得了新一代的维生素C，这种维生素C可以不断地渗透到皮肤中，产生一种持久的抗自 由 基 和 抗 黑色素形成的作用。 clarinsusa.com | Scientists have found [...] the Raspberry to have exceptional skin energizing and repairing properties thanks to its high content of flavonoids and Vitamin C. In its Lock-Around System ® HP, Clarins has combined it with Ascorbyl acid-2-glucoside, a new generation Vitamin C which continuously diffuses into the skin to provide a long-lasting, anti-free radical and anti-melanogenesis action. clarinsusa.com |
因此，從發酵穀物類食品攝入 氨基甲酸 乙 酯 的 實際分量可能會遠低於估 計分量，佔氨基甲酸乙酯總攝入量的百分比應較估計分量小得多。 cfs.gov.hk | Therefore, the net quantity of fermented foodstuff consumed and hence the actual exposure to EC from the group “fermented cereals [...] and grains products” [...]would likely be substantially lower and contribute a much smaller percentage to the total EC exposure. cfs.gov.hk |
過去多年，各國採取以下兩個方 法，大幅減少氨基甲酸乙酯這種污染 物 的 分 量，就是(i)減少食物或飲品 中主要前體物質的含量；以及(ii)減少這些物質產 生 化 學 反 應形成氰酸 酯的情況，例如避免瓶裝核果拔蘭地接觸光線。 cfs.gov.hk | Internationally, major reduction in the level of EC contamination over the past [...] years has been [...] achieved using two approaches: i) by reducing the concentration of the main precursor substances in the food or beverage; and ii) by reducing the tendency for these substances to [...]react to form cyanate, [...]e.g. by the exclusion of light from bottled stone-fruit brandies. cfs.gov.hk |
有机磷类 除害剂、氨基甲 酸酯类、除虫菊素类和拟除虫菊酯类，以及二硫 代 氨基 甲酸酯类是 4 组常用的除害剂，一般用于农作物作 为除虫剂、除草剂或 除真菌剂。 cfs.gov.hk | OPPs, carbamates, pyrethrins and pyrethroids and dithiocarbamates are four common groups of pesticides generally used as insecticides, herbicides or fungicides on agricultural crops. cfs.gov.hk |
邻苯二酸或“邻苯二甲酸盐”的酯类 是 一 类常用于塑料制品以 增加其柔韧性的有机化合物。 afirm-group.com | Esters of orth-phthalic acid or “phthalates” are a class of organic compounds commonly added to plastics to [...] increase flexibility. afirm-group.com |
通过在甲基丙烯酸十八酯(SMA)中加入亲水性单体甲氧基聚乙二 醇 甲基 丙 烯 酸酯 ( P E GM EA),以1-正丙醇/1,4-丁二醇为致孔剂,热聚合得到具有一定亲水性的新型C18填料,并将该填料应用于固相萃取(SPE)富集水中的 酚 类化合物。 chrom-china.com | A C18 monolithic material with a hydrophilic character was obtained by copolymerizing stearyl [...] methacrylate (SMA) and a [...] hydrophilic monomer poly(ethylene glycol) methyl ether methacrylate (PEGMEA) with porogen of 1-propanol/1,4-butanediol, and the resulting material was used for solid phase extraction (SPE) of phenols in water sample. chrom-china.com |
可用于检测烃(甲烷、天然气、煤气、乙烷、丙烷、苯、乙炔、丁烷、正丁烷、异丁烷、戊烷、已烷、汽油、甲苯等)，卤代烃(氯代甲烷、亚 甲 基 氯 、 三氯乙烷、氯乙烯)， 醇 类 ( 甲 醇 、乙醇、丙醇)，醚(甲醚)酮(丁酮、丙酮)， 乙 酸甲酯 和 其 它 化合物 ( 氢 气 、二氧化硫 、 氨 、 硫化氢、工业溶剂，干清洗液等)。 sun-gun.com | Can be used to detect hydrocarbons (methane, natural gas, coal gas, ethane, propane, benzene, acetylene, butane, n-butane, isobutane, pentane, hexane, gasoline, toluene, etc.), halogenated hydrocarbons (chlorinated methanes , methylene chloride, trichloroethane, [...] trichlorethylene), alcohols (methanol, ethanol, propanol), an [...] ether (ether), ketones (methyl ethyl ketone, acetone), methyl acetate and other compounds (hydrogen gas, sulfur dioxide, ammonia, hydrogen sulphide, industrial solvents, dry cleaning fluid, etc.). sun-gun.com |
经讨论后，执行委员会决定核准在巴西聚氨酸泡沫塑料制造业中将 甲 酸甲 酯 确 认为 一种发泡剂的试验项目（第一阶段），总费用为 401,500 美元，外加开发计划署的机构支 助费用 30,113 美元，同时指出，该项目符合第 5 5/43(e)号决定，其目的是在全球传播经过 确认的在硬质聚氨酯整 皮泡沫塑料用途中使用的 甲 酸甲 酯 技 术，且有一项谅解，即：该项 目是关于甲酸甲酯在硬质聚氨酯整皮泡沫塑料制造中的应用的最后确认项目，且核准该项 目不妨碍执行委员会审议今后为该项目第二阶段提出的供资申请。 multilateralfund.org | Following a discussion, the Executive Committee decided to approve the [...] pilot project for validation [...] of methyl formate as a blowing agent in the manufacture of polyurethane foam (phase I) in Brazil at a total cost of US $401,500 plus agency support costs of US $30,113 for UNDP, noting that the project was consistent with decision 55/43(e) and that it had been designed to disseminate the results from the validation of methyl formate technology in rigid and integral skin polyurethane foam applications globally, and on the understanding that the project would be the final validation project for methyl formate in the manufacture of rigid and integral skin polyurethane foams, and [...]that approval of the [...]project was without prejudice to consideration of the future funding request for phase II of the project by the Executive Committee. multilateralfund.org |
在这方 面，秘书处希望工发组织解释为何提议用生态烟技术取 代 甲基 溴 化物 ， 而不是使用片剂膦 类化合物，后 者在该国是众所周知的处理程序。 multilateralfund.org | In this regard, the Secretariat sought an explanation from UNIDO as to [...] why it was proposed [...] to replace MB with the ecofume technology rather than the use of phosphine in tablets, [...]a procedure which is well known in the country. multilateralfund.org |
為評估市民從膳食攝入氨基甲酸乙酯 的 情 況，這項研究集中檢測本 港市面各種預先包裝和非預先包裝的發酵 食 物 和 飲 品，包括九個主要類 別，即 (i)發酵穀物類食品( 麵包( 包括有餡麵包) 及餅乾)；(ii)豆類食品( 發 酵大豆食品) ； (iii)醃製∕乾製蔬菜；(iv)肉類製品( 發酵豬肉製品) [...] ； (v) 發酵乳類製品；(vi)發酵魚類製品；(vii)調味料及醬料；(viii)不含酒精 [...]飲品；以及(ix)酒精飲品。 cfs.gov.hk | Nine major food groups were included in this study, namely (i) fermented cereals and grains products (bread/rolls/buns and crackers); (ii) legumes [...] (fermented soy products); (iii) preserved/dried [...]vegetables; (iv) meat products (fermented pork products); (v) fermented dairy products; (vi) fermented fish products; (vii) condiments and sauces; (viii) non-alcoholic beverages; and (ix) alcoholic beverages. cfs.gov.hk |
這項研究的結果對本港及國際社會同樣具有價 值，不但可就本港市民日常食用的本地發酵 食 物氨基甲酸 乙 酯 含 量 提供 第一手資料，而且可用作評估本港市民從膳食攝入的氨基甲酸乙酯量對 健康所帶來的風險，還可列作污染物數據，提交專家委員會載入相關的 數據庫。 cfs.gov.hk | The study would be of value to both the local and international community, for providing first-hand information on the level of contamination of EC in the commonly consumed local fermented foods in Hong Kong, for assessment of the associated health risk of dietary exposure to EC of the local population, and for submission of the EC contamination data to the JECFA database. cfs.gov.hk |
附件 II 載列各款食物和飲品的氨基甲酸乙酯 含 量的平均值、中位數 及範圍。 cfs.gov.hk | The mean, median and concentration range of EC levels in individual food and beverage items are listed in Annex II. cfs.gov.hk |
根據香港市 民食物消費量調查的初步加權平均消費量數據，市民每天從膳食( 不包 括酒精飲品) 攝入氨基甲酸乙酯的分 量估計為每公斤體重 5.42 納克，每 天從所有食物和酒精飲品攝入 氨基甲酸 乙 酯 的 總 量，估計為每公斤體重 8.27 納克。 cfs.gov.hk | Based on the preliminary weighted population mean consumption data from the Hong Kong Population-Based Food Consumption Survey, dietary exposure to EC excluding alcoholic beverage was estimated to be 5.42 ng/kg bw/day, while the total dietary exposure from all foods and alcoholic beverages was estimated to be 8.27 ng/kg bw/day. cfs.gov.hk |
避免食物和飲品產生氨基甲酸乙酯， 關 鍵是確 定 氨基甲酸 乙 酯的 主要前體物質，以及深入研究光線、溫度及時間等主要外在因素的影 響。 cfs.gov.hk | The key to successful prevention of EC [...] production in foods and beverages is the identification of the main precursor substances for the formation of EC and [...]our better understanding of the influence [...]of main external factors, namely the light, temperature and time. cfs.gov.hk |
發酵大豆食品( 南乳、腐乳) 及酒 精飲品( 黃酒、日本清酒和梅酒) 的氨基甲酸乙酯含量相對較高，而其他 發酵食物，例如發酵穀物類食品、醃製蔬菜、發酵乳類製品、發酵魚類 製品( 鹹魚) 及發酵的茶( 中國茶) 等則只含低量或檢測不到氨基甲酸乙 酯。 cfs.gov.hk | Fermented soy products (fermented red [...] bean curd, fermented bean curd) and alcoholic beverages (yellow wine, sake and plum wine) were among the food items found with relatively high EC levels, while other [...]fermented foods such as fermented cereals and grains products, preserved [...]vegetables, fermented dairy products, fermented fish products (salted fish) and fermented tea (Chinese tea) contained low or non-detectable levels. cfs.gov.hk |
在与伊拉克各利益攸关方进一步协商后，工发组织代表说，原则上，伊拉克不反对 [...] 使用碳氢化合物为替代制冷剂，但条件是应确保：该技术在技术上是可行的，即可以得到 [...] 这些产品所需要的构件和原材料；最后产品价格与使用 HFC-134a 的产品价格相当；该项 目制造和维修方面的安全因素得到解决；使用碳氢化合物的产品性能与使用 HFC-134a 的 产品性能相似，必须铭记，巴格达夏季气温可轻易达到摄氏 50 度；提 供关于多边基金资助 的商用制冷转换碳氢化合物技术项目 类 似 经 验的信息。 multilateralfund.org | Following further consultations with stakeholders in Iraq, the representative of UNIDO said that in principle, Iraq did not object to using hydrocarbon as the replacing refrigerant, subject to ensuring that: the technology was technically feasible in terms of the availability of components and raw materials for such products; the final product price was comparable to HFC-134a products; safety considerations were fulfilled within the project, covering both manufacturing and servicing aspects; the performance of hydrocarbon-based products was similar to that of HFC-134a products, keeping in mind that the temperature in Baghdad could easily reach 50 degrees Celsius in the [...] summertime; and information [...] was provided on similar experience with projects funded by the Multilateral Fund for shifting commercial refrigeration to hydrocarbon technology. multilateralfund.org |
加拿大的包括圣卢西亚制冷和空调行业的消耗臭氧层物质的最终淘汰管理计划和乌拉 圭附件 A 第一类物质最 终淘汰管理计划，意大利的是刚果民主共和国最终淘汰溶剂行业的 消耗臭氧层物质总 体项目，摩洛哥淘汰用作土壤熏蒸剂 的 甲基 溴 ， 在塞尔维亚最终淘汰四 氯化碳项目；西班牙的是阿拉伯利比亚民众国淘汰园艺中的甲基溴。 multilateralfund.org | For Canada, those covered the terminal phase-out management plan for ODS in the refrigeration and air-conditioning sector in Saint [...] Lucia and the terminal [...] phase-out management plan for Annex A Group I substances in Uruguay; for Italy, the umbrella project for terminal phase-out of ODS in the solvent sector in the Democratic Republic of Congo, the phase-out of methyl bromide as a soil fumigant in Morocco, [...]and the terminal CTC [...]phase-out project in Serbia; and for Spain, the phase-out of methyl bromide in horticulture in Libyan Arab Jamahiriya. multilateralfund.org |
采用N-甲基咪唑和氯丙基咪唑反应的方法制备得到了离子液体键合硅胶固定相,并利用该固定相中的咪唑环阳离子和被分析物之间存在的多重作用机理如疏水作用、静电吸引和排斥及氢键作用等,以纯水作为流动相,成功地分离了碱基(胞嘧啶、胸腺嘧啶、2-氨基嘧啶和6-氯鸟嘌呤)、 酚 类化合物 ( 间 氨基 酚 、 间苯二酚和间硝基酚)以及3种药物化合物 ( 盐 酸 吗 啉 呱、阿昔洛韦和头孢氨苄)。 chrom-china.com | N-methylimidazolium ionic liquid（IL）-modified silica was prepared with the reaction of 3-chloropropyl modified silica and N-methylimidazole using toluene as solvent. Based on the multiple interactions between N-methylimidazolium IL-modified silica and analytes such as hydrophobic interaction, electrostatic attraction, repulsion interaction, hydrogen-bonding, etc., the bases (cytosine, thymine, 2-aminopyrimidine and 6-chloroguanine), phenols (m-aminophenol, resorcinol and m-nitrophenol) and three pharmaceuticals (moroxydine hydrochloride, acyclovir and cephalexin hydrate) were separated [...] successfully with only [...]pure water as the mobile phase. chrom-china.com |
除了不多的几个物种外，鱼通常含有低水平的饱和脂肪、碳 水 化合物 和 胆固醇， 不仅提供高价值的蛋白，还提供广泛的必需微量营养素，包括 各 类 维 生 素（D、A 和B）、矿物质（包括钙、碘、锌、铁和硒）以及欧米伽-3多不饱和脂 肪 酸 （二 十二碳六烯酸和二十碳五烯酸）。 fao.org | With a few exceptions for selected species, fish is usually low in saturated fats, carbohydrates and cholesterol. Fish provides not only high-value protein, but also a wide range of essential micronutrients, including various vitamins (D, A and B), minerals (including calcium, iodine, [...] zinc, iron and selenium) and [...]polyunsaturated omega-3 fatty acids (docosahexaenoic acid and eicosapentaenoic acid). fao.org |
此外，甲撑二苯基二异氰酸脂消费量和 HCFC-141b 消费量之间不存在统 计关系，因为甲撑二苯基二异氰酸脂 用 于多 种 类 型 的 聚 氨酯 泡 沫 塑料，与发泡剂无关。 multilateralfund.org | Further, there is no statistical relationship [...] between MDI consumption and HCFC-141b [...] consumption, since MDI is used in many types of polyurethane foam regardless of blowing agent. multilateralfund.org |
作为空气过滤器制造过程的最后一道工艺， 用 氨基甲酸酯化合物 制 造 的铸模端盖并粘接滤纸pack（包括内外金属护网），形成一套坚固而具有韧性的组件。 baldwinfilters.com | To complete the process of air [...] filter construction, a urethane compound is used to form the [...]molded ends and bond the media [...]pack, which includes the inner and outer metal wrappers, forming a strong, yet flexible package. baldwinfilters.com |
由於過去其他國家的研究主要集中於西方食品，對本港市民 日常食用的本地發酵食物氨基甲酸乙 酯 含 量 並未進行全面研究，因此未 能確知市民經發酵食物和飲品攝入氨基 甲 酸 乙 酯 分 量對健康帶來的風 險。 cfs.gov.hk | While previous studies carried out overseas mainly focused on food items of the Western diet, no comprehensive studies on the level of contamination by EC in commonly consumed local fermented foods and beverages have been conducted. cfs.gov.hk |
英汉双解词典包含2273206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。