A.jam in the most worn part of the cylinder when the rings expand
B.break in the most worn part of the cylinder when the rings expand
C.wear eccentrically on the side opposite the end gap
D.overheat and jam at the top center on the combustion stroke
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A.prevent governor surging at shutdown
B.make sure the fuel nozzles are flushed clean
C.prevent pressure buildup in the fuel lines
D.prevent damage from localized overheating
A.stop the combustion air supply
B.engage the jacking gear
C.secure the lube oil pump
D.shut off the fuel at the day tank
A.They conduct heat poorly
B.They are expensive
C.They cannot be replaced
D.They require special tools for removal
A.The diesel oil must never be allowed to mix with the heavy fuel
B.The temperature of the fuel from the pre–heater should be gradually reduced after switching over the three–way valve
C.The heating steam to the pre-heater should be secured as soon as the diesel fuel passes through the three-way valve
D.The heating steam must be secured before the diesel oil passes through the three-way valve
A.To prevent internal damage form local overheating
B.To ensure the fuel nozzles are flushed clean
C.To clear the smoke stack
D.To let the waste heat boiler reduce its rate of steam generation
最新試題
The ISPS Code consists of a mandatory section-Part A, which shows（）
The condensers located in various stages of a flash evaporator are cooled by（）
The Port State Control officer may witness a fire drill carried out by the crew assigned to these duties on the（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
（）connectors hold best if a wire is accidentally pulled or a connection becomes loose.
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Cold weather starting of a diesel engine may be made easier by（）
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）
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.