氮的

The soil nitrogen status is a function of the processes of nitrogen fixation , microbial decomposition, nitrification and denitrification

土壤氮状况是一个固氮、微生物分解、硝酸化和脱氮过程的作用。

Cytotoxic effect was demonstrated with nitrogen mustard, nitromin, sarcolysin, thio-TEPA and myleran at concentrations of 7, 10, 25, 35, 100, and 100μg/ml respectively.

氮芥及氧化氮芥在7—10微克/毫升，溶肉瘤素和新恩必恨于25—35微克/毫升，三乙酰硫代磷酰胺和丁二醇二甲磺酸酯在100微克/毫升，都出現了显著的細胞毒作用，使細胞很快死亡溶解；但6-巯基嘌吟和氨基喋吟未表現作用。

OBJECTIVE: To observe the effects of controlled-release nifedipine to nitrogen monoxide and induced nitric oxide synthase in spontaneously hypertensive rats.

目的：观察硝苯地平控释剂对自发性高血压大鼠一氧化氮及诱导性一氧化氮合酶的影响。

The effect of 〓 on NO and NOS of hepatocytes was studied.

研究了〓对肝细胞中-氧化氮和一氧化氮合酶的影响。

Based on the mechanism of coupling reaction,the reaction of melt metallocene-based Poly(Ethylene-α-Octene) initiated by dicumyl peroxide was studied at elevated temperature in oscillatory shear flow field.

以苯胺、环氧丙烷为原料制备了N，N 二(2 羟丙基)苯胺，然后NHPPA与对硝基苯胺通过重氮偶合反应制备了一种具有推拉电子结构的偶氮化合物4 硝基 4′ N，N 二(2 羟丙基)氨基偶氮苯。

Thus it can be seen that the suitable amount and ratio of NP or NPK application impels the formation of photosynthate, hoists the biomass, grain yield, accelerates the synthesis of starch and fat, and obtains high yield and good quality.

由此可见，适宜的氮磷和氮磷钾肥用量和比例促进光合产物形成，提高生物量、籽粒产量、加速合成淀粉和脂肪，得到高产量和好品质。

This article has elaborated the equipment, process of plasma nitriding for piston ring and the examinationway of nitrided layer.

阐述了活塞环等离子渗氮设备、工艺及渗氮层的检测方法。

So, we supposed that there is possibly a positive ion channal existed in the capsular layer.

将胶质芽孢杆菌放置在有氮或无氮培养基中培养，检测其荚膜多糖含量的变化。

In αFe-N system, the interaction energy of N-N pair was evaluated through statistical thermodynamics and regular solution model.

借助统计热力学方法和正规溶液模型法估计了在αFe-N体系中氮原子与其周围最近邻氮原子之间的相互作用。

It could use Vat Blue RSN as a nitrogen source, but not as a carbon source. The medium composing of saccharose and ammonium nitrate as carbon and nitrogen sources was decolorizing potential markedly during different combinations of carbon and nitrogen sources.

此外， 菌株Asaw117能利用还原蓝RSN作为氮源，但不能利用其为碳源；几种碳氮源组合实验中，菌株在蔗糖、硝酸铵组合的査氏培养基脱色效果为好。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。