spring casing 中文意思是什麼
spring casing
解釋
簧套-
Counterbalance spring casing
平衡簧套 -
6 specification for bow - spring casing centralizers sixth edition
弓形彈簧套管扶正器的規范 -
Bow - spring casing centralizers
弓形彈簧套管扶正器 -
Petroleum and natural gas industries - casing centralizers - bow - spring casing centralizers
石油和天然氣工業.套管扶正器.弓形彈簧套管扶正器 -
Petroleum and natural gas industries - casing centralizers - part 1 : bow - spring casing centralizers
石油天然氣工業套管扶正器第1部分弓形彈簧套管扶正器 -
Petroleum and natural gas industries - casing centralizers - part 1 : bow - spring casing centralizers iso 10427 - 1 : 2001 ; german and english version en iso 10427 - 1 : 2001
石油天然氣工業.套管扶正器.第1部分:弓形彈簧式套管
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