中国煤炭铁路运输生命周期温室气体排放研究 |
张优, 程明今, 刘雪薇 |
Life cycle greenhouse gas emissions from China’s coal railway transport |
ZHANG You, CHENG Mingjin, LIU Xuewei |
图2 铁路运输温室气体排放的系统边界 |
Figure 2 System boundary of the greenhouse gas emissions from railway transportation |
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