48. 船舶俯仰是以下列何者為中心?
(A)浮心(Center of Buoyancy)
(B)縱向浮面中心
(Longitudinal Center of Flotation;LCF)
(C)縱向浮心(Longitudinal Center of
Buoyancy;LCB)
(D)縱向重心(Longitudinal Center of Gravity;LCG)
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統計: A(3), B(29), C(6), D(3), E(0) #2500091
統計: A(3), B(29), C(6), D(3), E(0) #2500091