基本解釋[動(dòng)力與電氣工程]分區(qū)開(kāi)關(guān)板詞組短語(yǔ)短語(yǔ)cellular switch -board 分房式開(kāi)關(guān)板;繙譯cellular switch board更多詞組專業(yè)釋義動(dòng)力與電氣工程分區(qū)開(kāi)關(guān)板