A.strength
B.dense
C.percentage
D.velocity
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A.the pulse-phase system
B.the pulse Doppler system
C.the pulse system
D.the pulse interval
A.more than the working temperature
B.less than the working temperature
C.the working temperature
D.the same as the surrounding temperature
A: Please tell me the specifications and quantity.
B: （）
A.Pump diesel oil first
B.300 tons of 180 cst fuel oil
C.The figure is all right
D.OK, I’ll sign it
A.of
B.up of
C.from
D.out
A.piston skirt
B.piston crown
C.guide way
D.cross-head
最新試題
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
In a simple mechanical governor, the （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Lube oil cannot be efficiently filtered if its （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Routine monitoring of a diesel engine should include （）.
Combustion knock occurring in a diesel engine can be caused by （）.