氮的

For this device will raise the demand for the production pre- N to the new level.

这个装置的需求将提高生产前氮的新水平。

Results In both pulmonary artery and pulmonary vein, plasma levels of ADM were significantly higher in PH group than that in control group t=

①目的探讨先天性心脏病肺动脉高压病人血浆肾上腺髓质素的含量变化及其与一氧化氮的关系。

Take seriously of wholesome to food safety problem with each passing day as people, volatile salt base azotic check is measured bigger and bigger also.

随着人们对食品平安卫生新问题的日渐重视，挥发性盐基氮的检测量也越来越大。

The formation of nitric oxide from nitric acid and mercury is applied in a volumetric method of analysis for nitric acid or its salts.

硝酸与汞生成一氧化氮的反应已用于硝酸及其盐类的容量分析法中。

Compared to alcoholization naturally,artificial alcoholization added enzyme has good results of degradation total sugar, nicotia and total nitrogen content. Make the inherent composition of tobacco leaf tend towards the balance, quality was improved.

结果表明，相对自然发酵，加酶人工发酵具有很好的降解总糖、烟碱和总氮的效果，使烟叶内在化学成分趋于平衡，品质得到改善。

The effects of removal of organic nitrogen by different ammonibacterium were compared and the scale to the quantity of organic nitrogen which consumed by ammonibacterium is the quantity of ammoniacal nitrogen which is produced.

结果表明，芽孢杆菌属、假单胞菌属为人工湿地中氨化细菌的优势菌属；氨化细菌-1、氨化细菌-2及氨化细菌-5对有机氮的去除效果相对较好，分别达到46.2%、49.4%和52.6%。

Had high absorptive capacity in high concentrations of TN, while Eichhornia crassipes system had high absorptive capacity in high concentrations of TP.

比较而言，水芹系统对高浓度氮的吸收能力强，水葫芦系统对高浓度磷的吸收能力强。

To wheat and rice, The result indicate that Jointed period is the key period that gramineous crop release the nitrogen.

表明，拔节期前是禾本科作物控释氮素的关键时期；在本试验条件下，就尿素氮的利用转化状况而言，小麦施用长效尿素四号优于谷子。

Algae microorganisms in the water overpopulate because of the surplus nitrogen.

水中的藻类微生物由于氮的富余而过度繁殖。

Objective:To investigate the relationship between the changes of plasm endothelin and nitric oxide and blood pressure in patients with essential hypertension.

目的 ：探讨原发性高血压患者血内皮素、一氧化氮的变化及与血压的关系。

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。