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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A.height of the metacenter
B.fighting arm
C.righting moment
D.metacentric height
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
A.discharge of ballast or cleaning water from fuel tanks
B.sounding levels of all fuel tanks on a daily basis
C.grade and specific gravity of all fuel oil carded
D.fuel consumption rates on a weekly basis
A.the oil content in water
B.the water content in fuel oil
C.the water level in bilge well
D.the oil level in bilge well
A.programs
B.progress
C.members
D.measures
最新試題
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
The shipboard oil pollution emergency plan will be invalid after （）
The main purpose of port State control is not to（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.
If separating effect is not good, which measure should be taken （）
Which of the following items don’t belong to dock repair works?（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）