- 搜標(biāo)題
- 搜題干
- 搜選項(xiàng)
單項(xiàng)選擇題
擺動(dòng)轉(zhuǎn)子泵停泵操作次序?yàn)椋ǎ?/h4>
A.掃倉(cāng)快完畢前，關(guān)閉轉(zhuǎn)子泵、關(guān)閉進(jìn)口、出口相應(yīng)閥門
B.掃倉(cāng)完畢后，關(guān)閉轉(zhuǎn)子泵、關(guān)閉進(jìn)口、出口相應(yīng)閥門
C.掃倉(cāng)快完畢前，關(guān)閉進(jìn)口、出口相應(yīng)閥門、關(guān)閉轉(zhuǎn)子泵
D.掃倉(cāng)完畢后，關(guān)閉進(jìn)口、出口相應(yīng)閥門、關(guān)閉轉(zhuǎn)子泵
