nitrogen concentration in atmosphere的意思|示意
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大气氮浓度
nitrogen concentration in atmosphere的网络常见释义
大气氮含量 total nitrogen concentration 总氮含量 ; 总氮浓度 nitrogen concentration in atmosphere 大气氮含量 soil nitrate nitrogen concentration 土壤硝态氮含量 ..
nitrogen concentration in atmosphere相关例句
The concentration of nitrogen trifluoride in the atmosphere is about 0.5 part per trillion, making it very hard to measure.
大气中三氟化氮的浓度大约为0.5万亿分之一(ppt)，使得它很难测定。