英语词汇“railroad operation line”的翻译、意思、用法、释义-英汉汉英双解词典

单词	railroad operation line
释义	railroad operation line 铁路运营线
随便看	steering-roll steering room steering rope steering routine steering routine program steering rudder steerings steering sail steering screw steering selector switch steering sensitivity steering servo steering servomechanism steering servomechenism steering shaft steering shaft bearing steering shaft bearing packing steering shaft grommet steering shaft thrust bearing steering shaft worm steering shimmy steering shimmy of front wheel steering shock absorber steering shock eliminator steering side tube