1)fixation of atmospheric nitrogen,大气氮固定2)fixation of atmospheric nitrogen,大气氮素固定3)free nitrogen fixation,游离氮气固定4)stationary atmospheric pollution source,固定大气污染源5)Atmospheric polluting stationary sources,大气固定污染源6)nitrogen fixation,氮素固定
用法和例句
Based on this case,the analysis is made and the counter measures for improving the regulations on stationary atmospheric pollution source control are presented.
Comparision of two methods used to study the biological nitrogen fixation and nitrogen transfer from peanut to rice in aerobic soil of intercropping system;