單項(xiàng)選擇題

Which of the following statements describes one of the functions of the ballast system?（）

A.To permit flooding of any fuel oil storage tank on any class of ship
B.To use it as a secondary service system
C.To store reserve feed or potable water for extended cruises
D.To stabilize the ship by flooding certain designed tanks with seawater

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單項(xiàng)選擇題

The abbreviation "GM" is used to represent the （）.

A.height of the metacenter
B.fighting arm
C.righting moment
D.metacentric height

單項(xiàng)選擇題

A segregated ballast system is a system where （）.

A.all ballast is processed through the oily water separator
B.ballast is taken on and discharged through a separate main deck riser
C.ballast and cargo tanks are separated by cofferdams
D.all ballast lines, tanks, and pumps are independent of those used for oil

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Which of the following statements describes one of the functions of the ballast system?（）

你可能感興趣的試題

The abbreviation "GM" is used to represent the （）.

A segregated ballast system is a system where （）.