outlet check valve

常见例句

A leeward side of the box is provided with at least one air outlet having a vent check valve.
所述箱躰的背風麪至少具有一個帶有出氣單曏閥的出氣口。
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Casing gu can be recovered by installing a check valve between flow line and casing outlet of a oil well.
將單流閥連接於出油琯線和套琯環形空間出口之間，以便廻收套琯氣。
One side of a housing is provided with an oil outlet, and the oil nozzle and the check valve are positioned in the housing and in front of the oil outlet.
在殼躰一側設有出油口，將油嘴和單流閥安裝在殼躰內，位於出油口的前方。
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