A.two strokes of the piston
B.four strokes of the piston
C.one revolution of the crankshaft
D.four revolutions of the crankshaft
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A.crosshead
B.crown
C.piston rod
D.connecting rod
A.higher；reduced
B.higher；increased
C.lower；reduced
D.lower；increased
A.Diesel engine propulsion
B.Diesel electric propulsion
C.Steam engine propulsion
D.Gas turbine propulsion
A.The medium speed 4-stroke trunk piston engine
B.The low speed 2-stroke crosshead engine
C.The medium speed 2-stroke crosshead engine
D.The low speed 4-stroke trunk piston engine
A.the later
B.the latter
C.the former
D.the farmer
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