1·When the first connection has to be made, the hoisting apparatus on the rig is put to use.
当必须进行第一次连接时,钻机上的 提升 设备就被投入使用。
2·Changshu Shuangling Shipping apparatus Co, Ltd is an enterprise specially producing ship's hoisting apparatus.
常熟市双灵船舶设备有限公司是以生产船用起重产品为主的专业生产企业。
3·An apparatus used for hoisting weights, consisting of a vertical spool-shaped cylinder that is rotated manually or by machine and around which a cable is wound.
绞盘,卷扬机一种用于吊起重物的装置。该装置包括一垂直的线轴形圆筒,由人力或机器使之旋转,在其周围绕有。