A.pressure gauges
B.stretch gauges
C.thermometers
D.bridge gauges
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A.should be gradually increased
B.should be gradually reduced
C.should be constantly kept
D.should be varied up and down
A.dividing walls
B.divided walls
C.dividing liners
D.divided jackets
A.water liner
B.wet liner
C.dry liner
D.drown liner
A.sea water
B.scavenging air
C.lubricating oil
D.fuel oil
A.jacket water
B.make-up water
C.boiler water
D.flushing water
最新試題
In diesel engines, the four basic events (intake, compression, power and exhaust) are performed once in （）.
White smoke exhausting from an operating diesel engine may indicate （）.
In a simple mechanical governor, the （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
The minimum speed an engine must attain before ignition can occur depends upon （）.
Combustion knock occurring in a diesel engine can be caused by （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Maximum horsepower of a diesel engine is attained （）.