基本解釋[琯理學]滅火器噴射開關(guān)英漢例句雙語例句The switch on this kind of fire extinguisher opens up automatically.這種滅火器的開關(guān)能自動開啓。fire extinguisher switch更多例句詞組短語短語fire extinguisher transfer switch 滅火器轉(zhuǎn)換開關(guān)fire extinguisher tra fer switch 滅火器轉(zhuǎn)換開關(guān)fire extinguisher switch更多詞組專業(yè)釋義琯理學滅火器噴射開關(guān)