单项选择题

（）(富余水深) is the depth remaining under a ship’s bottom.

A. Under-keel height
B. Under-keel clearance
C. Under-keel draft
D. Under-keel depth

点击查看答案&解析

上一题目录下一题

单项选择题

A. bilge water
B. ballast water
C. fresh water
D. sea water

单项选择题

A. bilge well
B. ballast water
C. fresh water
D. sea water

单项选择题

A. bilge water
B. ballast water
C. fresh water
D. sea water