block-setting plant

设备吊装,e... ... ) hoisting equipment 吊装设备 ) block-setting plant 方块吊装设备 ) heavy lifting equipment 重型吊装设备 ...

什么意思... ... rod block trip setting 棒阻塞跳脱设定 block-setting plant 块体吊装设备 setting conductor block 放线滑轮 ...