urea造句

1、 Urea pollution can trigger ocean algae to produce a deadly toxin called domoic acid, scientists have discovered.(科学家发现，受尿素污染的海藻能生成一种致密毒素软骨藻酸。)

2、 Chaotropic agents, such as urea and guanidine are capable of bringing some hydrophobic compounds into aqueous solutions.(诸如尿素和胍的离液剂能够将一些疏水化合物带入水溶液中。)

3、 The optimum nitrogen source is urea, next is peptone or yeast extract.(氮源中尿素最好，其次为蛋白胨和酵母膏；)

4、 Remove asbestos or urea-formaldehyde insulation from buildings when required.(需要时从建筑物上移除石棉或脲醛绝缘物。)

5、 Canada is rich in natural resources, for ammonia, urea, methanol and ethylene production.(加拿大有丰富的天然气资源，用于合成氨、尿素、甲醇和乙烯的生产。)

6、 An amine or amino resin is the alkylated reaction product of urea or melamine and formaldehyde.(含胺基或氨基树脂是尿素或三聚氰胺和甲醛烷基化反应产品。)

7、 "Marine animals release small amounts of urea, but the pollution problem is almost entirely human caused," says Kudela.(库德拉认为海洋动物排泄的尿素很少，污染问题几乎都是人类造成的。)

8、 Blood urea nitrogen and creatinine were determined on 1, 3, 5 days after CDDP treatment.(CDDP处理后，分别在第1、3和5天采血，测定血清尿素氮和肌酐。)

9、 Urea naturally breaks down into ammonia in the water.(尿素在水中会水解成氨。)

10、 Serum creatinine and blood urea also may be measured to assess your overall kidney function.(血清肌酐和尿素水平也可以用来评估肾功能。)

11、 Nitrogen compounds, like urea, a big component of urine, are transformed over several steps.(含氮化合物如尿的主要组成成分尿素则经过几步被转化。)

12、 So he and his colleagues tested a range of chemicals found in fertilizers, including nitrate, ammonium and urea, to determine their effects on the algae.(他和同事们研究了肥料中的一系列化学物质，包括硝酸盐，铵和尿素，观察他们对海藻的影响。)

13、 Plastics industry - All kinds of plastic molding particles made from phenol, urea, melamine, and epoxy.(塑料工业中的苯酚、尿素、密胺、环氧树脂等各种塑料成型的颗粒。)

14、 Urea peroxide is the additive compound of hydrogen peroxide and urea.(过氧化脲是过氧化氢和尿素的加成化合物。)

15、 Substances such as urea (a leftover from protein metabolism) and excess phosphate ions therefore flow from the blood to the water.(这样，诸如尿素（蛋白质新陈代谢所留下的残余物质）和多余的磷酸盐离子等物质便从血液转移到水中。)

16、 In the aspects of bleaching, sterilizing and producing oxygen, urea peroxide is widely used.(过氧化脲在漂白、杀菌和制氧诸方面均有广泛用途。)

17、 In cases where the plankton mysteriously began making low levels of the toxin in clean water, adding urea nearly doubled production.(在清水中，浮游生物会产生低量有毒物质，但是加入尿素后毒素增加了两倍。)

18、 Burr argued that if the fins are not removed, the fins become spoiled because of migration of urea from the body to the fins after death.(Burr争辩说如果不讲鱼翅割下，鲨鱼死后尸体中的尿素会进入鱼翅让其变质。)

19、 Urea could not be utilized.(且均不能利用尿素。)

20、 Urea and ammonium nitrate are common fertilizers.(动物粪是良好的肥料。)

21、 The shelves, with water per acre of topdressing ammonium sulfate 10 kg or less, the use of urea, need appropriate reduction.(插架前，结合浇水每亩可追施硫酸铵10千克以下，使用尿素时，需酌情减量。)

22、 Urea isn't commonly found in agricultural fertilizers, but it is present in many garden products.(尿素很少用于农业肥料，但是常常用作花肥。)

23、 There was significant difference between urea removal and fluid and sodium removal.(尿素和水钠的清除量之间有本质的区别。)

24、 Allantoin is one of the important urea derivative products.(尿囊素是一种重要的尿素衍生产品。)

25、 The test most rated by doctors is the urea breath test, which can't be used at home.(医生最常使用的检测方法是尿素呼吸试验，而这种试验不能在家进行。)

26、 Objective To study the significance of the blood urea nitrogen and serum creatinine in the diagnosis of early diabetic nephropathy.(目的：探讨血清尿素氮及血清肌酐对早期糖尿病肾病的诊断价值。)

27、 Types of fertilizer with nitrogen fertilizer, per mu can be with human excrement urine thin 1500 ~ 2000 kg, 5 ~ 10 kg urea.(肥料种类以氮肥为主，每次每亩可施有稀薄的人粪尿液1500~2000公斤，加入尿素5~10公斤。)