单项选择题
Persons who load and discharge ships are called （）(装卸工人).
A. cargo workers
B. dockers
C. port men
D. stevedores
点击查看答案&解析
相关考题
-
单项选择题
There is no power for the （）(起货机).
A.winch
B.crane
C.derrick
D.boom -
单项选择题
Containers are loaded and discharged by （）(龙门吊).
A. ship’s derricks
B. fork trucks
C. gantry cranes
D. shore cranes -
单项选择题
Our heavy derrick has been （）(不用)for a long time.
A. out of order
B. out of date
C. out of danger
D. out of use
