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Terms
for subject
Drilling
containing
封口的
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all forms
Chinese
English
井口加封帽的
弃
井
capped well
开口向下的封隔器皮碗
down-facing packer cup
开口密封圈的开口接合部
ring joint
开口朝下的皮碗封隔器
downward-looking cup-type packer
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