11.船隻船艏吃水(fore draft)與船艉吃水(aft draft),兩者吃水差即爲該船的:
(A)橫傾角(heeling angle)
(B)俯仰(trim)
(C)舷弧高(sheer)
(D)底斜(rise of floor)

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統計: A(3), B(73), C(4), D(0), E(0) #804427