基本解釋轉(zhuǎn)換觸點(diǎn)；轉(zhuǎn)向接點(diǎn)英漢例句雙語(yǔ)例句The invention discloses an uninterrupted dual power supply changeover switch, which comprises an encloser, a contact on-off system and a mechanical transmission system.本發(fā)明公開(kāi)了一種無(wú)間斷雙電源轉(zhuǎn)換開(kāi)關(guān)，包括殼體、觸頭分合系統(tǒng)、和機(jī)械傳動(dòng) 系統(tǒng)；ip.comchangeover contact更多例句詞組短語(yǔ)短語(yǔ)break changeover switch contact 先閉后斷換向開(kāi)關(guān)接點(diǎn)make -before-break changeover switch contact 先閉后斷換向開(kāi)關(guān)接點(diǎn)synchronized changeover contact 同步轉(zhuǎn)換接點(diǎn)changeover contact更多詞組專(zhuān)業(yè)釋義交通運(yùn)輸工程轉(zhuǎn)換觸點(diǎn)