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Terms containing 分 级 注 水泥 | all forms | in specified order only
SubjectChineseEnglish
dril.级注水泥multi-stage cementing
oil分级注水泥stage cementing
oil分级注水泥multiple stage cementing
oil分级注水泥接箍stage-cementing collar
dril.分级注水泥接箍stage collar
dril.分级注水泥stage method
oil常规分级注水泥接箍regular stage collar