cantilever jack-up rig

例句：

1. 1. The cantilever jack-up rig was used to lift heavy equipment onto the ship.
   悬臂式起重机被用来将重型设备吊装到船上。
2. 2. The construction crew used the cantilever jack-up rig to build a new dock.
   施工队使用悬臂式起重机来建造一个新的码头。
3. 3. The cantilever jack-up rig was essential for the successful completion of the project.
   悬臂式起重机对于项目的顺利完成至关重要。