單項選擇題The diesel engine is a type of internal combustion engine which ignites the fuel by injecting it into hot, high pressure air in a ().

A.air bottle
B.air compressor
C.crank case
D.combustion chamber


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1.單項選擇題The diesel engine is a type of ().

A.turbine engine
B.gas turbine
C.steam engine
D.internal combustion engine

2.單項選擇題The diameters of the crankpins should be measured using ().

A.a micrometer
B.a bridge gauge
C.a spanner
D.a wrench

4.單項選擇題The diameter of the crank-pins should be measured with a ().

A.salinometer
B.thermometer
C.tachometer
D.micrometer