下列那一項與艏艉吃水差無關?

(A)平龍骨(even keel)

(B)平均吃水(mean draft)

(C)艏俯(trim by head)

(D)艉俯(trim by stem)

答案:登入後查看
統計: A(16), B(38), C(0), D(1), E(0) #286285