A.An alarm device with audible and visible signals is required for all cooling water systems
B.Propulsion engines with bores over 200 mm are to be fitted with cooling water jackets
C.Each totally enclosed cooling system shall be provided with a suitable head tank
D.Drain cocks are to be provided at the lowest points of all cylinder water jackets
您可能感興趣的試卷
你可能感興趣的試題
A.turbocharger efficiency
B.engine power output
C.carbon deposits on fuel injectors
D.cylinder scavenging
A.holed
B.fouled
C.clean
D.dry
A.radiated through the engine block
B.transferred to water cooled cylinder walls
C.conducted through the piston crown
D.transferred to escaping exhaust gases
A.the elimination of valve wear
B.improved atomization
C.a decrease in cylinder blow-by
D.an increase in cylinder blow-by
A.supercharging
B.scavenging
C.turbulence
D.swept volume charging
最新試題
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
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
To proceed to the assistance of a ship in distress is（）
The shipboard oil pollution emergency plan will be invalid after （）
（） is not installed on the main switchboar.
Cold weather starting of a diesel engine may be made easier by（）
The cetane rating of diesel fuel is an indication of the （）
If separating effect is not good, which measure should be taken （）