1)casing coupling,套管接箍2)flush joint casing,无接箍套管3)collar end of the casing,套管接箍端4)collared joint casing,接箍连接套管5)collar log,接箍测井;套管接箍测井6)VAM FJL casing,VAMFJL无接箍式套管
用法例句
Calculation of contact pressure on TM and VAMACE premium connection casing couplings;