A.Both；and
B.Neither；nor
C.Either；or
D.Both；or
您可能感興趣的試卷
你可能感興趣的試題
A.An automatic
B.A transmission
C.A self-regulating
D.An interlocking
A.Doors
B.Aspirate gauzer
C.Coupling
D.Blind
A.Bulbs
B.Bulks
C.Flyweights
D.Flywheels
A．Frame
B．Bedplate
C．Cylinder
D．Liner
A.“prepare to stop the engine”
B. “assemble an engine on its bedplate”
C. “make an engine ready for starting”
D. “dismantle an engine”
最新試題
Lube oil cannot be efficiently filtered if its （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
The main purpose of the piston oil scraper rings is to （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
For a given size engine, the two-stroke/cycle diesel engine will deliver more power than a four-stroke/cycle diesel engine because （）.