A.scavenging
B.starting
C.cooling
D.blowing
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A.make use of
B.have made the use of
C.by means of
D.make advantage of
A.are made of
B.are made from
C.make use of
D.are used to
A.the clearance of the main bearing
B.the diameter of main bearing
C.the hardness of main bearing
D.the tolerance of main bearing
A.the clearance of the main bearing
B.the play of the miler bearing
C.the gap of the main bearing
D.the tolerance of the main bearing
A.of crosshead type
B.of trunk piston type
C.of low speed type
D.all the above
最新試題
White smoke exhausting from an operating diesel engine may indicate （）.
Lube oil cannot be efficiently filtered if its （）.
Proper filtering and straining of fuel oil is important because the （）.
When would the available energy of the exhaust gases of a two-stroke/cycle diesel engine be insufficient to drive an exhaust gas turbocharger, resulting in the incorrect amount of air for combustion?（）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Electrically operated safety devices on auxiliary diesel engines function to stop the engine by （）.
Engine protection by means of an alarm or shutdown control can be obtained with devices that are sensitive to （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.