A.canister-type gas mask
B.fresh-air breathing apparatus
C.self-contained breathing apparatus
D.combustible gas indicator
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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
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
A.locate the fire
B.determine which type of fire is burning
C.sound the alarm
D.fight the fire
A.flame relief valve
B.flame stopper
C.safety valve
D.flame arrester
A.condensation in the fuel tank
B.a crack in the hull portion of the fuel tank
C.a load of bad fuel
D.contamination from the saltwater flushing system
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Under MARPOL Code the ship to which it applies has to carry （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
（） is not installed on the main switchboar.
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a（）
Using a file without a handle may result in （）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Cold weather starting of a diesel engine may be made easier by（）
The main purpose of port State control is not to（）