单项选择题
A.The breath of the tank
B.The length of the tank
C.The amount of liquid in the tank
D.The position of the tank in relation to the center line of the vessel
单项选择题 Which of the following is more important in determining the amount of free surface that will be produced?（）.
单项选择题 Which of the following is more suitable for bagged cargo?（）.
单项选择题 Which of the following is the reason that the metacentric height is a valid measure of only the initial stability?（）.