emission flux

基本解释

At last, the analysis methods of soil mercury forms and emission flux of vapor phase of mercury from soil are discussed.
最后，还介绍了土壤汞形态的分析方法以及土壤挥发性汞释放通量的测量方法。
The soil N_2O emission flux in the plantation of Acer truncatum and Piuns tabuleaformus woodland was measured in situ using static closed chamber technique.
用静态封闭箱式技术原位测定了西山地区元宝枫和油松两种人工林地土壤N_2O的排放通量，表明该地区森林土壤为大气N_2O气体一个重要的源。
The wheat planting and film mulching all increased the soil phosphatase activity and N2O emission flux, applying fertilizer could enhance the phosphatase activity.
农田种植小麦和覆膜均增加了土壤磷酸酶活性和N2O的排放。

排放通量
The agricultural N2O emission flux in the middle-lower Yangtze River basin area from 1990-1994, 1995-1999 and 2000-2004 were 5.87,6.88and 6.90kg/（ha·a） respectively.
长江中下游地区1990-1994年、1995-1999年、2000-2004年农田N2O排放通量分别为5.87、6.88、6.90千克/（公顷*年）。
环境科学技术
排放通量