如果油井产出气量较大，则这些气体对深井泵的泵效将产生很大影响，严重的井甚至发生气锁。
The gas will effect the pump efficiency of deep well-pump, if the amount of the gas of oil well is large, even gas locking occurs.
如果油井产出气量较大，则这些气体对深井泵的泵效将产生很大影响，严重的井甚至发生气锁。
The gas will effect the pump efficiency of deep well-pump, if the amount of the gas of oil well is large, even gas locking occurs.
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