A.boiling and cavitations; low temperature
B.boiling and cavitations; pressurized
C.leaking and boiling; low temperature
D.leaking and boiling; pressurized
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A.smaller, higher
B.higher, smaller
C.smaller, smaller
D.higher, higher
A.heavy wall and intensive cooling
B.heavy wall and no cooling
C.thin wall and no cooling
D.thin wall and intensive cooling
A.on both the external and internal top edges
B.on both the external top and bottom edges
C.on both the external and internal bottom edges
D.on all the four edges
A.fuel valves；exhaust valve
B.exhaust valves；inlet valve
C.fuel valves；inlet valve
D.exhaust valves；fuel valve
A.scavenging air ports；exhaust ports
B.inlet ports；scavenging air ports
C.scavenging air ports；inlet ports
D.exhaust ports；inlet ports
最新試題
Under MARPOL Code the ship to which it applies has to carry （）
（） is not installed on the main switchboar.
The ISPS Code consists of a mandatory section-Part A, which shows（）
Diesel engine air start system check valves are opened by （）
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（）
Cold weather starting of a diesel engine may be made easier by（）
The condensers located in various stages of a flash evaporator are cooled by（）
The cetane rating of diesel fuel is an indication of the （）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
When does auxiliary burner of incinerator put into operation? （）Ⅰ. start incinerator when it is coldⅡ. the sludge for dealing with is littleⅢ. the sludge for dealing with is largeⅣ. the water and impurity in sludge are too muchⅤ. the temperature in incinerator is lowⅥ. dealing with little solid rubbish