单词	pull up riser
释义	pull up riser 穿插式升气管
随便看	non-distress safety communication non-distributable nondistributable asset non-distributable reserve non-distributable reserves nondistributed nondistributed information non-distributed information nondistributed parameter non distributing pole non-distributing pole non-distribution nondistributional Nondistribution Constraint nondistributive non-distributive non-distributive service nondistructive cursor nondistructive test non-distructive test nondisturbance nondisturbance agreement non-disturbance agreement nondisturbed non disturbed motion