31.船舶穩度之何種中心為浮心曲線(Locus of centers of buoyancy)之曲率中心(Center of curvature)?
(A).縱傾
(B).橫傾
(C).平擺
(D). 定傾

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統計: A(3), B(5), C(4), D(91), E(0) #584069