A.approved by the Coast Guard
B.high carbon steel
C.fixed with a ferrous cover
D.nonsparking
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A.the forced ventilating system is operating
B.the cargo pumps are secured
C.no monocarbon gases are present
D.the oily water separator is de-energized
A.signaling that all personnel are clear before lifting or lowering material
B.Examining material for sharp edges or protruding points before handling
C.Closing, tagging, or securing valves that permit entrance of steam, water, or air into a fitting or other equipment
D.Throwing materials from high places to the deck
A.The expansion tank should be topped off
B.The thermostatic water regulating valves should be manually opened
C.The fuel filters should be changed
D.The engine should be turned over slowly with the indicator cocks open
A.Full Ahead
B.Half Ahead
C.Full Astern
D.Half Astern
A.overheating of the lube oil
B.over-speeding of the motor
C.wear on the braking system
D.damage to the teeth
最新試題
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()
The main purpose of port State control is not to()
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()
()connectors hold best if a wire is accidentally pulled or a connection becomes loose.
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
Diesel engine air start system check valves are opened by ()
Which one is NOT the ‘clear grounds’ for a more detailed inspection?()
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()