Urea
英音[ jʊˈriːə ] 美音[ jʊˈriːə ]

尿素

常用释义

词性释义

n.

<肥料> 尿素

n.

(Urea)(西、罗)乌雷亚(人名)
例句
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其他如代谢性酸血症、白血球过多、C反应性蛋白增高或尿素氮增高者都是不好的预后因子。
Peptide and ammonium sulfate were the best nitrogen for its growth, but urea was the worse among the 7 nitrogen sources.
在7种氮源中,胰蛋白胨和硫酸铵为最适氮源,而尿素不利于菌丝生长。
本公司是在1998年成立,我们销售的产品是N46尿素及马来西24度食用级棕油。
大多数“洗可穿”和“耐久熨烫”整理剂是由尿素等其他化合物制造的。
扦插苗追肥可结合浇水进行,也可用磷酸:氢钾加尿素进行叶面喷施。
Its corrosion resistant properties in the sea has been urea(? )ly improved by means of cathodic protection and corrosion resistant paint.
通过对材质采取阴极保护和防腐涂层措施,使海水阀用低合金铸铁的耐海水腐蚀性能得到显著提高。
过滤片由特殊脲烷泡沫塑料配合精制活性碳而制成,具高度吸收效能。
汗腺通过出汗降低体内温度同时去除体内废弃的尿素和乳酸盐。
In this paper the structure, properties and application of a sword bean tissue section optrode for urea determination have been reported.
本文报道了刀豆组织切片光纤脲传感器的结构、性能及应用。
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。
And organic nitrogen is better than inorganic nitrogen for mycelia growth among which yeast extract is the best one, urea is the worst one.
有机氮比无机氮更有利于菌丝生长,以酵母粉最优,尿素最差。
再根据尿素水溶液的雾化模型进一步计算出不同孔数下的喷射孔径。
腐植酸尿素降低氨挥发量与其养分释放模式和形成的土壤环境密切相关。
The present work provides a useful way to deal with quantum chemistry calculations of the kind of molecular crystals like urea.
提供了一种解决分子晶体量子化学理论计算的新思路。
熔融尿素泵填料轴封泄漏严重,导致诸多不良后果,对轴封形式进行改造,采用与输送介质相适应的密封性能良好的机械密封,较完满的解决了轴封泄漏问题。
SCR reduces oxides of nitrogen, the smog precursor known as NOx, by injecting urea periodically into the exhaust system.
SCR可以降低氮氧化物排放,通过定期向排气系统喷射尿素来降低氧化氮。
With the same thickness and content of P, the number of urea through the UF membrane increases with the increase of the content of M.
在膜厚和助剂P添加量相同时,改性脲醛膜对尿素的累积透过量随填料M添加量的增加而增大。
本文采用升膜式蒸发器的计算方法对尿素一段、二段蒸发器进行模拟计算。
实心彩色强化复合材料(SCRC)面板不包含尿素甲醛。
本公司为俄罗斯,乌克兰尿素生厂特约代理供货商,长期大量供应俄罗斯,乌克兰进口N46尿素。
与尿素、硝铵、氯化铵可混性好,是生产多元复肥、BB肥的理想基肥。
Urea was the only chemical that increased domoic-acid production.
只有在加入尿素时,海藻中的软骨藻酸含量增多。
将人工抗原免疫动物后,获得氰脲三酰胺特异性抗体。
本发明公开了一种氰脲三酰胺半抗原、人工抗原和抗体制备方法及应用。
经过30多年的发展,苯甲酰脲类几丁质生物合成抑制剂已经有10余个品种实现了商品化。
对聚合物硫包尿素(简称PSCU)产品的养分释放特性进行了试验研究。
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。
Strong and wear points of urea-formaldehyde resin as well as the method overcoming the weak points were described in the paper.
本文简要概述了脲醛树脂的优缺点以及克服其缺点的方法。
The blood samples of mice were collected for the analysis of glycosylated serum protein and blood urea nitrogen as well as lipid levels.
动物处死后,取血液测定小鼠糖化血清蛋白、尿素氮含量及血脂水平。
一种清亮的热硬化性树脂,由尿素和甲醛制成,用于电器装备、粘合剂和末道漆中。
1·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。
2·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。
3·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。
4·"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。
5·Sweat is also known as perspiration, and it is made almost completely of water, with tiny amounts of other chemicals like ammonia, urea, salts, and sugar.
汗液几乎全是由水组成,也含有微量的化学元素,包括氨、尿素、盐和糖。
1·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。
2·The structures, synthetic methods, insectical mechanism, degradation, together with environmental safety of benzoyl urea chitin synthesis inhibitors were reviewed in this paper.
对苯甲酰基脲类几丁质合成抑制剂的结构、合成方法、作用机制、代谢及环境安全性等进行了评述。
3·The storing stability of urea formaldehyde resin adhesive with the change of PH value is researched in attempt to guide the production and imporove the application for products.
对脲醛树脂胶的贮存稳定性随p H值的变化进行研究,以指导生产,提高产品的适用。
4·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。
5·First, epoxy resin reacts with melamine and urea under certain conditions, and then the product reacts with formaldehyde.
环氧树脂先与三聚氰胺和脲在一定条件下反应,然后再与甲醛反应。
常用短语
urea nitrogen
urea nitrogen - 尿素氮;脲氮
urea formaldehyde
urea formaldehyde - 脲醛;尿素甲醛
urea formaldehyde resin
urea formaldehyde resin - 脲醛树脂;尿素树脂;脲醛尸
urea resin
urea resin - 尿素甲醛树脂;脲醛树脂;尿素树脂
urea peroxide
urea peroxide - 过氧化脲
urea fertilizer
urea fertilizer - 尿素;尿素肥料
同义词
n.
[肥料]尿素