A.should be gradually increased
B.should be gradually reduced
C.should be constantly kept
D.should be varied up and down
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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
A.the faster it will evaporate
B.the slower it will condense
C.the slower it will evaporate
D.the faster it will flow
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Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
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The minimum speed an engine must attain before ignition can occur depends upon （）.
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What is the function of the thrust bearing?（）
The function of diesel engine piston compression rings is to （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
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The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.