正确答案: A

buoyancy

题目：The upward pressure of displaced water is called（）.

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学习资料的答案和解析：

[单选题]在水尺标志中，其数字高度和两数字间距（）。

B．公制为10cm，英制为6in

[单选题]Load line regulations are designed to insure that a vessel has adequate structural strength and sufficient（）.

stability