單項選擇題Which of the following conditions is realized by the turbo-charging of a previously naturally aspirated diesel engine?()

A.Ignition lag increases
B.Lube oil system pressure increases
C.Brake specific fuel consumption increased
D.Mechanical efficiency increaded


您可能感興趣的試卷

你可能感興趣的試題

1.單項選擇題Piston cooling fins are located()

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

2.單項選擇題The ship security assessment is an essential and integral part of the process of developing and updating()

A.the ship security plan
B.the company security plan
C.the port security plan
D.the national security plan

3.單項選擇題If a vessel moored at a U-Sterminal does not comply with coast guard pollution prevention regulation, it may be detained by the ()

A.Inspector general
B.Captain of the port
C.local port authority
D.state pollution board

4.單項選擇題The temperature of the fuel oil received during bunkering operations is critical in determining the()

A.expansion space to leave in a tank
B.flash point at which the fuel will burn
C.temperature to which the fuel must be heated
D.rate at which the fuel can be pumped during transfer operations

5.單項選擇題In a flash evaporator, scale as a result of higher than normal temperatures in most likely to occur in the ()

A.second stage feed heater
B.saltwater feed heater
C.distillate cooler
D.second stage vapor separator

最新試題

A purge recovery system is used in a centrifugal air conditioning or refrigeration system to ()

題型:單項選擇題

The treatment of the fuel oils involves storage, heating, filtering and()

題型:單項選擇題

“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a()

題型:單項選擇題

Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?()

題型:單項選擇題

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()

題型:單項選擇題

During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.

題型:單項選擇題

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

題型:單項選擇題

Using a file without a handle may result in ()

題型:單項選擇題

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.

題型:單項選擇題

To proceed to the assistance of a ship in distress is()

題型:單項選擇題