A.of the diaphragm type
B.of the centrifugal type
C.of the positive displacement type
D.independently driven by electric motors
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A.intake stroke
B.exhaust stroke
C.power stroke
D.compression stroke
A.excessive crankcase pressure
B.excessive lube oil temperature
C.contamination of the lube oil by water
D.contamination of the cooling water by lube oil
A.dissolved oxygen
B.chlorides
C.sludge
D.dissolved nitrogen
A.boiler water level is low
B.feedwater is too hot
C.boiler steam demand is low
D.feedwater is too cold
A.intake valves
B.carburetor
C.exhaust ports
D.injector nozzles
最新試題
The highest pressure in a diesel engine cylinder normally occurs （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Lube oil cannot be efficiently filtered if its （）.
A diesel engine piston ring face is in direct contact with the （）.
Diesel engine control can be obtained by the bridge （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
A thrust bearing is used with a propulsion diesel engine to （）.
Routine monitoring of a diesel engine should include （）.
The main purpose of the piston oil scraper rings is to （）.