20. 船舶輕微小角度傾斜時的穩度,稱為下列何者?
(A) Initial trim
(B) Initial heel
(C) Dynamical stability
(D) Initial stability
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統計: A(23), B(16), C(17), D(62), E(0) #2696986
統計: A(23), B(16), C(17), D(62), E(0) #2696986