例句與造句

1. An active heave compensation system adds an active component to a passive heave compensation system in order to counteract these residual forces.
2. The combination of PDSC ( passive drill string compensation ) and AHC ( active heave compensation ) are now in operation on the semi-submersible drilling rig Seadrill West Sirius ( 2008 ).
3. For offshore construction projects " Botnica " was built with a 160-ton Hydralift ASA crane, but it was replaced in 2010 with a 150-ton MacGregor crane with active heave compensation.
4. It's difficult to find active heave compensation in a sentence. 用active heave compensation造句挺難的