单项选择题
A.turbine engine B.gas turbine C.steam engine D.internal combustion engine
The diameters of the crankpins should be measured using...
单项选择题The diameters of the crankpins should be measured using （）.
A.a micrometer B.a bridge gauge C.a spanner D.a wrench
The diameter of the gravity disc is too big It causes o...
单项选择题The diameter of the gravity disc is too big It causes oil to flow through the water outlet We changed the disc and no （） is found in the water outlet.
A.water B.oil C.scale D.ridge
The diameter of the crank-pins should be measured with ...
单项选择题The diameter of the crank-pins should be measured with a （）.
A.salinometer B.thermometer C.tachometer D.micrometer
