| 单词 | 脲 | ||||||||||||||||||||||||||||||||||||||
| 释义 | 脲—urea (NH2)2COless common: carbamide Examples:脲醛—urea formaldehyde
|
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 |
用于水箱消毒时，可把三氯异氰脲酸酯钠片剂放在漂浮型缓释器中缓慢释 放氯剂，以维持必要的消毒浓度。 icrc.org | In the latter case a tablet is placed in a floating dispenser which releases the chlorine slowly, thus maintaining the concentration necessary for disinfection. icrc.org |
取代脲催化剂有助于加快固化速度和降低双氰胺固化配方的固化温度，并有 [...] 助于提高生产效率、节约所用能源和增强最终产品的物理特性。 emeraldmaterials.com | Substituted Ureacatalystshelp [...] to accelerate the cure speed and reduce cure temperatures of Dicyandiamide cured formulations [...]and help to optimize productivity, energy use, and ultimate physical properties. emeraldmaterials.com |
聚脲常常在 B （树脂）侧使用胺。 graco.com | Polyureas often have amines on the B (resin) side. graco.com |
用于喷涂聚氨酯泡沫和聚脲涂料。 graco.com | For spraying [...] polyurethane foam and polyurea coatings. graco.com |
听力保护装备 异氰酸酯 (ISO) 是双组份泡沫和聚脲涂料中使用的催化 剂。 graco.com | Hearing protection Isocyanates (ISO) are catalysts used in two [...] componentfoam and polyureacoatings. graco.com |
加热式液压多组份配比器 用于喷涂聚氨酯泡沫和聚脲涂料。 graco.com | Hydraulic, Heated, Plural Component Proportioner For spraying [...] polyurethane foamandpolyurea coatings. graco.com |
异氰酸酯 (ISO) 是用于双组份泡沫和聚脲涂料的催化剂。 graco.com | Isocyanates (ISO) are catalysts used in two [...] component foam andpolyurea coatings. graco.com |
上述各项试验反应，一般应为硫化氢阳性(或阴性)，靛基质阴性，脲酶性，氰化钾阴性，赖氨酸脱羧酶阳性，动力阳性，A~F”0”多价血清凝集试验 阳性。 cmchk.org.hk | Generally speaking, the results for the above tests shall be: hydrogen sulfide test positive (or negative), Indole test negative, urease test negative, potassium cyanide test negative, lysine decarboxylase test positive, dynamics test positive, and A~F”0” polyvalent autoagglutination test positive. cmchk.org.hk |
用于聚氨酯泡沫、聚脲和类似非易燃性涂料。 graco.com | For use with [...] polyurethane foam,polyurea,and similar [...]non-flammable materials. graco.com |
此外，甲醛也常用于聚合树脂 （如，苯酚 ‐甲醛和脲醛）中。 afirm-group.com | In addition, formaldehyde is often used in polymeric resins (e.g., [...] phenol-formaldehydeand urea-formaldehyde). afirm-group.com |
欧盟代表团对于以下农药/商品组合的最高残留限量建议表达了保留意见：对于除虫脲的总体保留意见，因为该化合物在欧盟正在接受评估；具体保留意见包括：桃子、 [...] 李子和青椒的建议值；噻螨酮（草莓）；醚菊酯（葡萄）；麦草畏（大豆）；啶虫脒 （欧芹(除菠菜外的叶类蔬菜)），以及粉唑醇（葡萄干(无核葡萄干、葡萄干和小葡萄干) 和葡萄）。 codexalimentarius.org | The Delegation of the European Union expressed its reservation on the following proposals for MRLs for [...] pesticide / commodity combinations: general [...] reservation on diflubenzuron asthe evaluation [...]of this compound was ongoing in the [...]EU and specific reservations for the proposals for peaches, plums and peppers; hexythiazox for strawberries; etofenprox for grapes; dicamba for soybeans; acetamiprid for scarole (leafy vegetables except spinach) and flutriafol for dried grapes (= currants, raisins and sultanas) and grapes. codexalimentarius.org |
多年来，公司收购了 CL 工业 公司 (Georgetown，IL) [...] 的特种环氧树脂产品线和 Omicron 化工 的取代脲催化剂，将产品供应拓展到涂料和胶粘剂配方领域。 emeraldmaterials.com | Over the years, the company expanded its product offerings to coatings and adhesive formulators with the acquisition of [...] the specialty epoxy resin line of CL Industries (Georgetown, IL) [...] and substituted urea accelerators [...]from Omicron Chemical. emeraldmaterials.com |
固瑞克提供用于屋顶与墙壁聚脲与泡沫保温的喷涂机。 gww.graco.com | Graco provides [...] sprayersfor polyureaand foam insulation [...]for roofs and walls. gww.graco.com |
改进的腐蚀控制措施：所有的不锈钢零件都采用木聚糖和聚酯 － 异氰脲酸三缩水甘油酯进行表面包覆处理，以抵抗恶劣环境的 腐蚀。 array.com | Improved Corrosion Control: All non-stainless components are coated with Xylan and Polyester tGIc providing resistance against the corrosive effect of harsh environments. array.com |
摘要 建立了液相色谱-串联质谱(LC-MS/MS)法用于同时测定水产品中硝基呋喃类药物的代谢物3-氨基-2-唑烷基酮(AOZ)、5-甲基吗啉-3-氨基-2-唑烷基酮(AMOZ)、氨基脲(SEM)、1-氨基-2-内酰脲(AHD)和3,5-二硝基水杨酸肼(DNSH)。 chrom-china.com | Abstract A method was developed for simultaneous qualitative and quantitative analysis of five metabolites of nitrofuran antibiotics, including 3-amino-2-oxazolidinone (AOZ), 5-morpholino-methyl-3-amino-2-oxazolidinone (AMOZ),semicarbazide (SEM), 1-aminohydantoin (AHD) and 3,5-dinitrosalicylic acid hydrazide (DNSH) in aquatic products by liquid chromatography-tandem mass spectrometry (LC-MS/MS). chrom-china.com |
作为全配方的复合添加剂，这款多功能产品适用于锂基，复合锂和脲基润滑脂。 cn.lubrizol.com | A fully-formulated additive package, this versatile chemistry can be used in lithium, lithium complex and urea-thickened greases. lubrizol.com |
另一方面，在此前的几份报告中我们就曾提出过的，古巴仍然不能买到美国 [...] 出产的专门用于治疗脑肿瘤的新型细胞抑制剂，如阿霉素脂质体和亚硝基脲。daccess-ods.un.org | As noted in previous reports, Cuba is still not permitted to purchase new [...] United-States-made cytostatics, such as liposomal [...] adriamycin and nitrosoureas, which are [...]specifics in the treatment of brain tumours. daccess-ods.un.org |
欧洲聚脲发展协会已发行了与Deutsche Bauchemie e. V(德国的建筑化学品制造商协会)一起制定的聚脲联合状况报告的英文版。 gupta-verlag.com | In addition to the Chemical Resistance Guide(CRG) from Dupont Performance Elastomers, the Kalrez Application Guide has also been updated to help process and maintenance engineers select perfluoroelastomer seals by rating the resistance of Kalrez products in various combinations of temperature and chemical media. gupta-verlag.com |
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。