问题详情

A vessel behaves as if all of its weight is acting downward through the center of gravity,and all its support is acting upward through the().


A、keel

B、center of buoyancy

C、tipping center

D、amidships sectio

时间:2022-01-01 11:49 关键词: 液化气体与IGC规则

答案解析

B
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