ship unloader machines

• 卸船机

ship unloader machines的用法和样例：

例句

1. This paper brings a novel four-drum electrical differential control system of bridge-type grab ship unloader.
   提出一种新型的抓斗卸船机四卷筒电气差动控制系统。
2. Grab ship unloader is an important material unloading equipment in ports, and the grab control has direct influence on performance of the complete ship unloader.
   摘要抓斗式卸船机是重要的港口卸料设备，抓斗抓取控制的好坏直接影响整台卸船机的性能。