A.damage
B.form
C.dissolve
D.contaminate
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A.strength
B.dense
C.percentage
D.velocity
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
最新試題
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Proper filtering and straining of fuel oil is important because the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Routine monitoring of a diesel engine should include （）.
What causes diesel fuel to be ignited in the cylinder of an operating diesel engine?（）
In using reduction gears to obtain efficient propeller speeds, （）.
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.