以上就是本站详细整理的词语electric traction line是什么意思的翻译解释，供大家参考一下。
For investigating the air pollution in double line railway tunnel by electric traction, we tested the air condition in Jundushan tunnel.(为了解电力牵引的双线铁路运营隧道空气污染状况，选择军都山隧道进行现场测试。)
