Diesel engine control can be obtained by the bridge（）

A.most critical in a four-stroke cycle diesel engine

B.most critical in a two-stroke/cycle diesel engine

C.most critical in a four-stroke/cycle diesel engine if it is turbocharged

D.of equal importance in a two-stroke/cycle diesel engine as in a four-stroke/cycle diesel engine

The diesel engine is also called compression ignition engine because______.

A compression stroke is one of the four-strokes of a diesel engine.

B the diesel engine is ignited by the heat of compression not by spark .

C the diesel engine has a very high compression ratio.

D Both A and B

A.ignition lag

B.engine horsepower

C.lube oil system pressure

D.specific fuel consumption

A.with

B. of

C. on

D. over

A.external combustion engine

B.steam engine

C.internal combustion engine

A.most critical in a four-stroke cycle diesel engine

B.most critical in a two-stroke/cycle diesel engine

C.most critical in a four-stroke/cycle diesel engine if it is turbocharged

D.of equal importance in a two-stroke/cycle diesel engine as in a four-stroke/cycle diesel engine

A.a tug boat

B.an oil tanker

C.a motor vessel

A the air is compressed in the sealed cylinder in the diesel engine

B the petrol engine has a comparatively very low compression ratio

C combustion occurs by spark ignition in the diesel engine

D Both A and B

A.navigating with a low diesel engine speed

B.navigating with a stable diesel engine speed

C.increasing the efficiency of propeller

D.increasing fuel injection

A.electric

B.heat

C.mechanical

D.exhaust