A.change from heavy fuel oil to diesel oil for mail engine
B.pumping oil bilge water
C.change sea chest form high level one to lower one
D.test emergency generator
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A.The cetane number has no affect on injection lag
B.The cetane number is an indication of the fuel’s viscosity
C.Ignition lag is reduced with fuels having a high cetane number
D.The cetane number is of little significance in the combustion
A.Ignition lag increases
B.Lube oil system pressure increases
C.Brake specific fuel consumption increased
D.Mechanical efficiency increaded
A.atop the piston crown
B.beneath the piston crown
C.at the base of the piston skirt
D.inside the cylinder liner cooling water jacket
A.the ship security plan
B.the company security plan
C.the port security plan
D.the national security plan
A.Inspector general
B.Captain of the port
C.local port authority
D.state pollution board
最新試題
The main purpose of port State control is not to（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
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（）
（） is not installed on the main switchboar.
（）are used to digest the sewage to produce innocuous sludge in a biological sewage treatment plant.
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Diesel engine air start system check valves are opened by （）