您要查找的是不是：
- ethyl urea 乙脲
- A clathrate compound, such as urea. 包合物一种笼状化合物，如尿素
- To introduce the ethyl group into(a compound). 使乙基化把乙基引入（一化合物）
- But 120 tons of urea is really a small one. 但120吨尿素确实是个小数目。
- Government tender urea must submit price by 18th noon. 政府招标尿素，须于18日正午前报价。
- Allantoin is one of the important urea derivative products. 尿囊素是一种重要的尿素衍生产品。
- A kidney also takes urea and mineral salts out of the blood. 肾还排出血液中的尿素和无机盐。
- Ethyl acetate(71. 41b)was added to the slurry in the vessel. 把醋酸乙酯71.;4磅加到容器中的浆液内。
- Urea is commonly used as the source of nitrogen in foliage sprays. 尿素作为氮素给源普遍地应用于叶面喷布。
- Ethyl lactate was synthesized with sodium bisulfate. 采用硫酸氢钠为催化剂合成乳酸乙酯。
- Excreting urea as the chief component of nitrogenous waste. 排尿素的作为含氮排泄物中主要成分的尿排泄的
- An alcoholic liquor distilled from grain, such as corn, rye, or barley, and containing approximately40 to50 percent ethyl alcohol by volume. 威士忌酒一种从谷类如玉米、黑麦或大麦等提炼出来含酒精液体，按容量包含约40％至50％的乙醇
- Increase of nitrogenous substances, especially urea, in the urine. 氮尿氮物质的增加，特别是尿里的尿素
- Ethyl 3-aminobenzoate, methanesulfonic acid salt, 98... 3-氨基苯甲酸乙酯甲烷磺酸盐；
- No ethyl acetate and cyclohexane were determined in specimen. 被测样品中未检测出环己烷,检出乙酸乙酯。
- Remove the ethyl alcohol use calcium carbonate impurity method? 用碳酸钙除去乙醇中的乙酸杂质的方法？？？
- Increase of nitrogenous substances,especially urea,in the urine. 氮尿氮物质的增加，特别是尿里的尿素。
- Describe structure design of light bulk urea storage house. 介绍一种轻型尿素散装仓库结构设计。
- It must be broken down to urea, which consumes energy. 它必须被分解成为尿素，这时也要消耗能量。
- A liquid containing iodine dissolved in ethyl alcohol, used as an antiseptic for wounds. 碘酊; 碘酒溶于酒精的碘的一种液体，用作防止伤口感染的药剂
