問題詳情

15. What do we call a point of contact between the turning circle andthe middle line of a ship?
(A) Pitch point.
(B) Metacenter.
(C) Gravity center.
(D) Pivot point.

參考答案

答案:D
難度:適中0.56
統計:A(2),B(3),C(5),D(14),E(0)

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