Under the condition of satisfying the operating requirements, small sized shear rings should be selected to decare the releasing force.
在满足使用的条件下，应尽量选用小规格的剪环，以减小封隔器的解封力。
Under the condition of satisfying the operating requirements, small sized shear rings should be selected to decare the releasing force.
在满足使用的条件下，应尽量选用小规格的剪环，以减小封隔器的解封力。
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