electric traction line造句
更新时间：2026-07-01 08:07:47
复制好查造句频道为您整理electric traction line造句大全，共1条例句，并补充electric traction line的常见用法、相关词和搭配造句，适合学生、家长和老师参考。
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。)
