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中国煤炭开采和矿后活动甲烷逃逸排放研究
马翠梅1, 戴尔阜2,3, 刘乙辰1, 王亚慧2, 王芳4
Methane fugitive emissions from coal mining and post-mining activities in China
MA Cuimei1, DAI Erfu2,3, LIU Yichen1, WANG Yahui2, WANG Fang4

图4. 主要产煤大国煤炭开采和矿后活动各环节CH4排放比例对比

Figure 4. Comparison of CH4 fugitive emissions from coal mining and post-mining activities in major coal-producing countries