outlet check valve

常見(jiàn)例句

A leeward side of the box is provided with at least one air outlet having a vent check valve.
所述箱體的背風(fēng)面至少具有一個(gè)帶有出氣單向閥的出氣口。
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Casing gu can be recovered by installing a check valve between flow line and casing outlet of a oil well.
將單流閥連接于出油管線和套管環(huán)形空間出口之間，以便回收套管氣。
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.
在殼體一側(cè)設(shè)有出油口，將油嘴和單流閥安裝在殼體內(nèi)，位于出油口的前方。
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