In order to prevent failure of packer and provide theoretical basis for selection of unsetting shear pin, the unsetting force of packer must he calculated in design.
为了防止
在工作
程中失效，并为
剪钉（或剪环）的选择提供理论依据，必须进行力的设计计算。
词条纠错
X
n. 防沉扶壁
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atremble, atremia, atreol, atrepsy, atreptic, atresia, atresic, atretic, atretocystia, atretometria,
相似单词
unseriousness, unserviceability, unserviceable, unserviced, unset, unsetting, unsettle, unsettled, unsettlement, unsettling,
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