英语词汇“备用线路”的翻译、意思、用法、释义-英汉汉英词典

单词	备用线路
释义	备用线路1. a spare circuit备用线路spare line双向☞备用线路--紧急线路
随便看	oil toughening oil trace oil transportation pipe oil trap oil treadle oil-treated fabric oil treatment reagent oil tree oil-trip valve oil trough oil tube oil tubing oil tumor oil turbine oil up as a snake coil up oil vacuum oil vacuum pump oil vacuum pump system oil valve oil vapor oil-vapor booster pump oil vapor diffusion pump oil-vapor diffusion pump oil vapor pump oil vapor seal