氮的

The absorbing rate of soil mineralizable N increased greatly after the elongation stage, it was assumed that the rice had a fertilizer deficiency phenomenon during the later period. Therefore,application of booting fertilizer should be recommended.

本试验条件下，水稻于拔节后对土壤矿化氮的吸收数量明显增加，似有脱肥现象，因此，应提倡追施孕穗肥。

Adsorption of ammonia nitrogen by mordenite was studied.

实验研究了丝光沸石对生活污水中氨氮的吸附行为。

The adsorption behavior of ammonia nitrogen by mordenite fits the Langmiur isotherm well.

丝光沸石对氨氮的吸附符合朗格缪尔吸附等温线。

Relating to an amine or other chemical compound containing an NH2group combined with a nonacid organic radical.

它还会同氧反应生成氮的氧化物，而且当在有催化剂存在时它会同氢反应生成氨。

The key point is that the Gulf of Eilat is an oligotrophic sea, a sea that does not have nitrogen at all,Loya explained.

洛亚解释道：&关键是埃拉特海湾是一片营养贫乏、完全不含氮的海域。&

When the aldehyde content of DAC is 50%, the best absorption capacity of oxycellulose for urea can be achieved.

氧化纤维素醛基质量分数为50%时对尿素氮的吸附性能最高。

Objective:To investigate the secretive features of plasmic and lymphocytic nitric oxide about 6 time points within 24 hours in coronary artery disease and normal control.

目的：了解冠心病患者及正常人24 h 6个时间位点血浆和淋巴细胞中一氧化氮的周期性分泌特点。

Objective To detect changes in exhaled nitric oxide in children with asthma.

目的 观察哮喘患儿呼出气一氧化氮的变化。

With use of acid-forming ammonium fertilizers, this tends to cause a shallow, acid layer at the soil surface after some years.

随着生理酸性铵态氮的使用，数年后便可能在土表形成一酸性薄层。

Total removal efficiency of ammonia nitrogen co...

将丝光沸石用于实际生活污水中氨氮的处理，其去除率达到80%以上。

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。