英语词汇“underground trolley haulage”的翻译、意思、用法、释义-英汉汉英双解词典

单词	underground trolley haulage
释义	underground trolley haulage 井下电机车运输
随便看	conical coil spring conical collar conical collector conical collet conical column conical combustion chamber conical combustor conical concentrator Conical conformal Conical conformal antenna array conical conocephalum herb conical contact conical contour conical convergent conical converging conical converter conical convolute conical coordinates system conical cornea conical cover conical cowl conical cross section conical crown conical cup test conical cup value