A.a motor-driven steering wheel
B.a pneumatic steering wheel
C.a hand-driven steering wheel
D.an electric steering wheel
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A.the bearing
B.the crosshead
C.bosses
D.bridges
A.make the engine stop
B.regulate the timing of camshafts
C.make the rpm stabilize at any required value
D.make the engine run at nearly constant speed
A.connecting rods
B.main bearing
C.column
D.tie rods
A.not；but
B.neither；nor
C.either；or
D.not only；but also
A.atmosphere
B.the fresh water
C.compressed air
D.chemical compounds
最新試題
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
The main purpose of the piston oil scraper rings is to （）.
Lube oil cannot be efficiently filtered if its （）.
The function of diesel engine piston compression rings is to （）.
Diesel engine control can be obtained by the bridge （）.
Combustion knock occurring in a diesel engine can be caused by （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Routine monitoring of a diesel engine should include （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Proper filtering and straining of fuel oil is important because the （）.