含氮的河水帮助藻类植物的生长。
The water that has nitrogen still in it supports the growth of algae.
生物胺是一类含氮的脂肪族或杂环类低分子化合物。
Biogenic amine is a kind of low molecular compounds belonging to nitric fatty group or heterocycle group.
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.
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.
生物碱一般是指植物中除蛋白质、肽类、氨基酸及维生素B外的含氮的有机化合物。
The alkaloids refer to some organic compounds which contain nitrogen atom except proteins, peptides, amino acids and vitamin B.
生物胺是一类含氮的脂肪族或杂环类低分子化合物，对动植物和微生物活性细胞有重要的生理作用。
Biogenic amine is a kind of low molecular weight compounds containing nitric fatty group or heterocycle group. They have biological importance in vegetable, microbial and animal cells.
一种含氮的分子，嘌呤碱或者是嘧啶碱，它们和戊糖还有磷酸一起构成核苷酸，核苷酸是核酸的基本结构单位。
A nitrogenous molecule, either a PYRIMIDINE or a PURINE, that combines with a pentose sugar and phosphoric acid to form a nucleotide, the fundamental unit of nucleic acids.
本发明公开了一种刻蚀停止层，包括在衬底上形成的含氮的碳化硅 层，以及位于所述碳化硅层之上的氮化硅层。
The invention discloses an etching stopping layer comprising a nitrogenous silicon carbide layer formed on a substrate and a silicon nitride layer formed on the silicon carbide layer.
作为一种测量叶片叶绿素含量的仪器，叶绿素仪可以作为测量作物含氮的仪器使用，具有快速、准确、简便的特点。
As an instrument of measuring the chlorophyll content, the chlorophyll meter can also be used in measuring the nitrogen content of crop, and it is rapid, accurate, and convenient for this use.
本文主要研究了利用反相离子对色谱直接分离测定了环境水样品中含硫及含氮的阴离子和硒对铬胁迫下蔬菜幼苗生长的影响。
This paper focuses on direct determination of anions in environmental water samples by reversed-phase ion-pair chromatography and effects of Se on the growth of vegetable seedling under Cr stress.
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.
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.
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.
实质上，每个碳纳米管都是一层碳原子，这层碳原子被涂上了一种叫做胺的含氮分子，随后，将胺涂层朝外，把碳原则层卷成圆柱形，我们就得到了所要的碳纳米管。
Each is, in essence, a layer of carbon atoms that has been coated with nitrogen-containing molecules called amines and rolled into a cylinder with the amines on the outside.
此外，与未经过处理的土壤相比，含生物碳的土壤会释放较少的甲烷和一氧化二氮。
Moreover, soil containing biochar releases less methane and less nitrous oxide than its untreated counterparts, probably because the charcoal ACTS as a catalyst for the destruction of these gases.
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.
三聚氰胺通常是制造塑料和化肥等产品的原料，添加在食品中可以增加产品含氮量通过营养成份测试，但被人体摄入将导致肾结石和肾衰竭，尤其会对婴幼儿健康造成严重影响。
Melamine is commonly used in plastics and fertilizer, among other products. Its high nitrogen content can make foods appear to be protein-rich in standard nutrition tests.
研究表明，水质43.7%的化学需氧量(测量水质有机化合物的主要指标)、67%的含磷量和57%含氮量应归咎于农业。
According to the study agriculture is responsible for 43.7% of the nation's chemical oxygen demand (the main measure of organic compounds in water) 67% of phosphorus and 57% of nitrogen discharges.
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
比如，在这下面我写的是氮分子2,而这个是氢分子，但我在上面把这些分子的形式改写了，大家可以看到,这是一个氢与氢之间的单键，含一个氮与氮之间的三键。
So, for example, down here I wrote that it was n 2 and that it was h 2, but when I re-wrote the molecules up here, you saw that it's an h h single bond where it's a nitrogen-nitrogen triple bond.
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.
研究表明，水质43.7%的国家化学需氧量(测量水质有机化合物的主要指标)、67%的含磷量和57%含氮量应归咎于农业。
According to the study, agriculture is responsible for 43.7% of the nation's chemical oxygen demand (the main measure of organic compounds in water), 67% of phosphorus and 57% of nitrogen discharges.
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.
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.
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.
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.
而由于稀土元素在先期脱氧中大量氧化，其脱氮效果较弱，稀土元素对熔敷金属的总含氮量的影响不显著。
The effect of Re element addition on the nitrogen content in the weld was insignificant due to the oxidization from the early deoxidization stage.
而由于稀土元素在先期脱氧中大量氧化，其脱氮效果较弱，稀土元素对熔敷金属的总含氮量的影响不显著。
The effect of Re element addition on the nitrogen content in the weld was insignificant due to the oxidization from the early deoxidization stage.
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