短語(yǔ)詞組短語(yǔ)power back -off 功率回退Power Shut -off 電源關(guān)斷;完全電源關(guān)斷;到完全電源關(guān)斷Power on -off 即電源開(kāi)關(guān)power turn -off 斷電power cut -off 結(jié)束工作;同上;結(jié)束工作熄火rotor power take -off 轉(zhuǎn)子動(dòng)力輸出power take -off drive 動(dòng)力輸出傳動(dòng)裝置rear power take -off 后方動(dòng)力輸出 返回 power-off