primary nitrogen发音

意思翻译

一次氮气

相似词语短语

nitrogen───n.[化学]氮

primary───adj.主要的；初级的；基本的；n.原色；最主要者

nitrogen species───形态氮

nitrogen fertilizer───[肥料]氮肥；氮肥肥料；氮肥（料）

ammoniacal nitrogen───氨态氮；[化] 氨型氮

nitrogen balance───[生理]氮平衡

nitrogen monoxide───[无化]一氧化氮；一氧化二氮

ammonia nitrogen───氨氮；[无化]氨型氮，氨基氮

nitrogen cycle───[土壤]氮循环

双语使用场景

Primary and secondary sequence of parameters is temperature, time, flow rate of hydrogen and nitrogen.───各参数对沉积速率影响的主次顺序为：沉积温度、沉积时间、氢气流量、氮气流量。

Inflammable and explosive poisonous gas are gas occurrence boiler device of the primary risk involved in substance, the main composition is carbon monoxide (co), hydrogen (H2), nitrogen.───易燃易爆有毒的煤气是煤气发生炉装置涉及的最主要的危险物质，主要成分为一氧化碳(CO)、氢气(H 2)、氮气。

It is expected that North America will continue to be a net importer of nitrogen and that the region will move into increasing phosphate deficit while remaining a primary supplier of potash.───预计北美将继续作为氮肥的净进口国，而该区域在继续作为主要钾肥供应者的同时，却显示出氮肥日益短缺的趋势。

Effects of color films shading on Phellodendron amurense seedlings biomass and primary nitrogen-assimilation enzyme activities───滤光膜对黄檗幼苗生物量及初级氮同化酶活性的影响

英语使用场景