floating derrick是什么意思 floating derrick怎么读
floating derrick的用法和样例
- Please arrange for a floating crane to discharge the heavy pieces on board.
请安排一台浮吊来卸船上的重件。 - The Floating Crane in the Java Sea south of Kalimantan, Indonesia, handles export coal from river barges to seagoing vessels.
适用于印度尼西亚加里曼丹南部的爪洼海的浮吊，用于运送用作出口的煤从岸边的驳船到海船。
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