單項(xiàng)選擇題Injectors on modern engines are cooled by a combination of the intensive bore cooling in the cylinder by a combination of the intensive bore pockets and by the fuel which is re-circulated through the injector when the follower is on the （）of the cam or when the engine is stopped.
A.slope
B.base
C.top
D.bottom
您可能感興趣的試卷
你可能感興趣的試題
1.單項(xiàng)選擇題Fuels of different qualities may require advancing or retarding the injection timing, in addition to which if the injection timing is advanced when the engine is running at loads below the （）, then a saving in fuel can be achieved.
A.BHP
B.MCR
C.IHP
D.MEP
2.單項(xiàng)選擇題The plunger is machined to very fine tolerances, as is the matched（）in which it reciprocates.
A.barrel
B.ram
C.piston
D.rod
最新試題
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
題型：?jiǎn)雾?xiàng)選擇題
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
題型：?jiǎn)雾?xiàng)選擇題
The condensers located in various stages of a flash evaporator are cooled by（）
題型：?jiǎn)雾?xiàng)選擇題
To proceed to the assistance of a ship in distress is（）
題型：?jiǎn)雾?xiàng)選擇題
If separating effect is not good, which measure should be taken （）
題型：?jiǎn)雾?xiàng)選擇題