... 顶吊架 top lift cradle 顶吊装置top lifting device 顶端横材(货柜) top and rail ...
双语例句
1
Job security: electric jack has lift the self-locking protection device that, when beyond top heave range will automatically stop lifting, safe and reliable.
工作安全：电动千斤顶具有升降自锁的保护装置，当超出顶举范围时将自动停止升降，安全可靠。
2
The utility model is of bridge type structure of right and left upright pillars adding top beam, the liftingdevice with nut screw mandrel is moving along the upright pillars.