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單項選擇題

密封油經(jīng)過壓縮機(jī)體后，回油管路分為3路，分別為壓縮機(jī)機(jī)體兩外側(cè)回油、內(nèi)側(cè)回油和（）。

A.上端回油
B.中間側(cè)回油
C.下端回油
D.都不是

你可能感興趣的試題

密封油回油管路分為3路，分別為壓縮機(jī)機(jī)體兩外側(cè)回油、內(nèi)側(cè)回油、中間側(cè)回油。（）

答案：正確

單項選擇題

啟動密封油泵之前應(yīng)確認(rèn)反應(yīng)系統(tǒng)充壓至（）以上。

A.0.15MPa
B.0.23MPa
C.0.35MPa
D.0.40MPa

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