A.top and bottom
B.to and fro
C.up and down
D.back and forth
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A.piston
B.drum
C.plunger
D.barrel
A.the needle valve
B.the plunger
C.the piston
D.the cylinder
A.turbo-chargers surge
B.spark seen from the drains
C.paint blistering
D.all above are right
A.precautions
B.rpm
C.indicator cards
D.B and C
A.vacuum pressure
B.specific gravity
C.heat
D.viscosity
最新試題
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
A diesel engine piston ring face is in direct contact with the （）.
Proper filtering and straining of fuel oil is important because the （）.
To determine if the lube oil filter elements need changing, （）.
The function of diesel engine piston compression rings is to （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
Maximum horsepower of a diesel engine is attained （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）