腺嘌呤指分子的一部分，即含氮碱基。
Adenine refers to a portion of the molecule, the nitrogenous base.
大气中的氮被转变成含氮物质。
The conversion of atmospheric nitrogen into nitrogenous substances.
三聚氰胺是一种三嗪类含氮杂环有机化合物。
子粒、叶片含氮量和氮利用效率的遗传率相对较高。
The heritability of N content in grain and leaf and N utilization efficiency were high.
氮碳共渗后快冷，在渗层获得含氮碳的马氏体组织。
Rapid cooling after nitrocarburizing, martensite structure is obtained at the diffusion layer.
从电子转移的角度说明了含氮有机化合物的缓蚀机理。
The mechanism of corrosion inhibition has been explained from the point of view of electron transfer.
通过田间小区试验对水稻专用配方肥最佳含氮量进行了研究。
Through field plot experiment to research the optimum nitrogen content of rice proprietary formula fertilizer.
这些较小的生物体也被从陆地流入的含氮和磷的营养物质所刺激。
These smaller organisms are also stimulated by nitrogen and phosphorous nutrients running off the land.
三聚氰胺是一种有机质的化学物质，最常见于含氮丰富的白色晶体。
Melamine is an organic base chemical most commonly found in the form of white crystals rich in nitrogen
三聚氰胺含氮量高，故而被非法掺入牛奶而假充提高其蛋白质水平。
Melamine, high in nitrogen, can be used illegally to artificially inflate protein levels in milk.
本试验以香菇为原料，对微波法提取香菇含氮物质的工艺进行了研究。
The nitrogenous substances-extracting technology by microwave from Lentinus edodes was studied.
腺嘌呤：在DNA和RNA中发现的含氮的碱基(6-氨基嘌呤)。
Adenine a nitrogenous base (6 - amino - purine) found in DNA and RNA.
这是迄今为止最有效的含氮杂环的N -芳基化反应的催化体系之一。
To the best our knowledge, our protocol is among the most efficient catalyst system for the N-arylation of N-containing heterocycles reported so far.
研究了这两种含氮有机物在超临界水中的分解氧化效率及其影响因素。
The oxidation efficiency and influence factor of this two kinds of organic compound contain nitrogen in supercritical water were investigated.
因此，添加三聚氰胺能提高牛奶的含氮量水平，从而造成蛋白质水平虚高。
The addition of melamine increases the nitrogen content of the milk and therefore its apparent protein content.
科学家知道导致死水区是因为含氮量太高，但解决方案可能难以被接受。
Scientists know what causes the dead zone — too much nitrogen, but the solution might be hard to accept.
蛋白质检测主要是查含氮量，三聚氰胺的含氮量高，所以出现了这些情况。
Detection of proteins is the main search nitrogen, melamine's high nitrogen content, so these circumstances.
摩擦学试验表明：含氮硼酸酯在水中具有良好的减摩抗磨性能和承载能力。
The tribological test results showed the borate containing nitrogen had good antiwear, friction-reducing performance and load-carrying capacity.
并用红外光谱、水合茚三酮反应、含氮量分析等方法验证接枝反应的进行。
The proof of grafting was established by IR spectra, ninhydrin test, nitrogen estimation and other analytical methods.
总之，在免耕地条件下，春季作物对土壤含氮量的反应大约是常规耕作的2倍。
In summary, under zero till crop response to nitrogen levels in the spring was approximately twice as large compared to conventional till.
离子液体又称室温熔盐，基本上是由含氮的有机阳离子和大的无机阴离子组成。
Ionic liquid is also known as room temperature molten salts, which consists of nitrogen-containing organic cations and inorganic anions.
但他表示，这项研究发现，河流系统中的含氮量如此之高，根本无法被完全过滤掉。
But he says the study found that there is so much nitrogen in the river system that is simply can not filter all of it.
科学家表示，如果不采取措施减少密西西比河的含氮量，未来几年死水区会愈发扩大。
And scientists say it will grow larger in years to come, if something is not done to reduce the amount of nitrogen in the Mississippi River.
二苯胺最初作为纤维和含氮类炸药的稳定剂，现在已成为橡胶助剂、染料和医药的重要原料。
Diphenylamine was originally used as stabilizer for fiber and explosives containing nitrogen, and now it has become an important raw material of rubber auxiliaries, dyestuff and pharmaceuticals.
另外必须提供的微生物在与含氮如硫酸铵，氨水或尿素化合物生长介质，以及与无机磷酸盐。
Additionally the microorganisms must be supplied in the growth medium with nitrogen-containing compounds such as ammonium sulfate, ammonia, or urea, as well as with inorganic phosphates.
采用电化学法处理含氮废水，探讨了水力停留时间、板间电压和极板间距对电解效果的影响。
The influence of the hydraulic retention time, the voltage between the electrodes and the plate distance to the effect was discussed.
此方法具有节能高效、产品含氮高、化学成分稳定、杂质含量低、生产能力大、成本低等优点。
This method owns advantages of saving energy, high efficiency, high nitrogen content, steady chemical composition, lower impurity, powerful capacity and lower cost.
鸟嘌呤：嘌呤类的有机化合物，常称为碱基，包含二个环，各含氮原子和碳原子，还有一个氨群。
Guanine: organic compound of the purine family often called a base consisting of two rings each containing both nitrogen and carbon atoms and an amino group.
而使用牛奶进行下一步加工(比如婴幼儿配方奶粉)的公司，一般通过测量含氮量来检测蛋白质含量。
Companies using the milk for further production (e.g. of powdered infant formula) normally check the protein level through a test measuring nitrogen content.
而使用牛奶进行下一步加工(比如婴幼儿配方奶粉)的公司，一般通过测量含氮量来检测蛋白质含量。
Companies using the milk for further production (e.g. of powdered infant formula) normally check the protein level through a test measuring nitrogen content.
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