In a diesel engine, excessive cylinder liner wear will cause ________Ⅰincreased blow-by Ⅱw

Why is the example of diesel engine used in the passage？

A．To challenge the argument that errors in engineering design are unavoidable.

B．To support the idea that engineering design involves more than a sense of form.

C．To criticize the view that mathematics is a necessary part of the study of design.

D．To questions the idea that design courses form. a part of engineering curricula.

the temperature of cooling water out of the cylinder is too high, the duty engineer should ____.

A.notify the duty officer, reduce the engine speed, take some measures to remove failures

B.notify the duty officer and stop the engine immediately, find the cause and remove failures

C.notify the C/E

D.notify the captain

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

The crankshaft of diesel engine is supported by _____.

A.tension stretch

B.tie rods

C.through bolts

D.main bearings

In four-stroke diesel engine, the cycle of events is completed in () of crankshaft.

A.one revolution

B.two revolutions

C.four revolutions

As a heat engine, () energy is the source of power by which a diesel enginecan be operated.

A.heat

B.electric

C.light

engine is that ______.

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.with

B. of

C. on

D. over

The diesel engine is a type of _____.

A.turbine engine

B.gas turbine

C.steam engine

D.internal combustion engine