氮的

"Diazo:Relating to or containing a pair of bonded nitrogen atoms, one of which is also bonded to an aromatic hydrocarbon."

"重氮的：关于或含有一对结合的氮原子的，其中一个还结合一个芳烃。"

Soil, as reserve depot of carbon and nitrogen, take extremely important effect during biogeochemistry cycles of C, N and global climatic change.

全球变化是近年来人们关心的热点问题，土壤作为碳、氮的储库，在碳、氮元素生物地球化学循环及全球气候变化中起着非常重要的作用。

Some reports indicate reduction of legume BNF by mineral N is dependent on host species and form of N available.

一些报告还指出，通过矿质氮引起的豆类作物生物固氮的减少与寄主品种和有效氮的形态有关。

However, the effect of ARF on Fe availability was enhanced relatively in the same way with time on these two different calcareous soils.

因此，酸性根际肥在一定程度上可减少肥料氮的硝化损失，提高肥料氮的利用率，同时对环保也具有一定的意义。

Using a comparative and simulative approach, this study quantitatively explored the effects of macrobenthos (Ilyoplax deschampsin and Corbicula fluminea) on the exchange of nitrogen across the sediment-water interface and the early diagenesis of nitrogen in tidal sediments from the Yangtze Estuary....

研究表明，谭氏泥蟹主要通过掘穴活动增加沉积物-水-气三相接触界面，促进沉积物中的无机氮(NH+ 4- N、NO- 2 -N和NO- 3- N)向上覆水体中扩散，并且也加快了沉积物中氮的氨化作用和硝化作用速率，而河蚬则主要通过生理活动机制影响潮滩生态系统内氮素的迁移转化过程。

There are good remove effect on the kjeldahl nitrogen and COD of leachate in aerobic reciculation, the rate of exorcize of kjeldahl nitrogen in aerobic columns rise steadily to about 90% in the start, steady about 90% finally.

好氧回灌对渗滤液中的COD和凯氏氮有很好的去除效果，好氧柱中凯氏氮的去除率在初始阶段呈现稳步上升，最后稳定在90%左右。

The relation between the performance of hot rolled plate and the nitrogen content in the steel are discussed.

讨论了热轧板性能与钢中氮的关系；指出了钢中氮质量分数的减少可降低热轧板屈服强度，且满足供冷轧基料的要求。

Denitriflcation efficiency is affected by the complexity of coal configuration and the multiformity of organic nitride in coal.

煤结构的复杂性和有机氮存在形态的多样性影响了JH-2菌株对碱溶煤中氮的充分利用。

We should strengthen the research on soil nitrogen cycle in protected field, especially in transformation of nitrogen forms and soil nitrogen supply capacity which was an important research direction of nitrogen nutrient in the future.

今后应在加强保护地土壤氮素循环研究的基础上，将氮的形态转化及土壤供氮能力研究作为保护地土壤氮素研究的一个重要方向。

The biological nitrogen fixation of peanut and the total nitrogen of rice are increased in intercropping condition.

间作促进了水稻体内氮的吸收积累，根系间的相互作用使水稻体内氮的吸收积累增加。

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。