單項(xiàng)選擇題An oceangoing ship of 400 gross tons and above must be fitted with a standard discharge shore connectionWhat is the size of the bolt circle diameter of the shore connection required to transfer oily ballast to a shore side reception facility?（）

A.125 mm
B.183 mm
C.215 mm
D.It depends on outside pipe diameter


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1.單項(xiàng)選擇題A firemans outfit carried onboard cargo vessels, must have a （）.

A.canister-type gas mask
B.fresh-air breathing apparatus
C.self-contained breathing apparatus
D.combustible gas indicator

2.單項(xiàng)選擇題Which of the following statements represents the correct action to take when three crew members discover a fire?（）

A.One man report the fire, and the other two men fight the fire
B.One man report the fire, one man fight the fire, and one man evacuate and secure the area
C.One man report the fire, one man fight the fire, and one man act as a safety observer
D.All three men fight the fire and report it immediately after it is extinguished

3.單項(xiàng)選擇題A new ocean going ship of 2000 gross tons having an inoperative oily water separator may dispose of its bilge slops by （）.

A.holding its slops onboard until they can be pumped into the city sewer system
B.circulating them through the lube oil purifier to remove water and debris
C.holding its slops onboard until they can be discharged to a shore side reception facility
D.pumping them into a settling tank for separation before pumping the oily water residue overboard

4.單項(xiàng)選擇題At the earliest indication of fire aboard your vessel, you must FIRST（）.

A.locate the fire
B.determine which type of fire is burning
C.sound the alarm
D.fight the fire

5.單項(xiàng)選擇題The device used for preventing the passage of flames into enclosed spaces is called a （）.

A.flame relief valve
B.flame stopper
C.safety valve
D.flame arrester