During the running of the diesel engine, if the supply of cooling water is interrupted or the temperature of cooling water out of the cylinder is too high, the duty engineer should （）
1、The loss of the diesel engine cylinder
The loss of the diesel engine cylinder air charge through leaky valves, piston rings, worn or scored liners, would be indicated by which of t...
2、The crankcase of many diesel engines a
The crankcase of many diesel engines are kept under a slight vacuum by the （）.Ascavenging action of the pistonBpiston type vacuum pump taking suction off a differential manometerCgland exhausting manometerDcrankcase exhaust fa
3、The exhaust system of a diesel engine
The exhaust system of a diesel engine is usually designed to remove exhaust gases and to （）Aprovide exhaust back pressureBprevent exhaust smoke emissionsCpower a reciprocating superchargerDmuffle exhaust gas noise
4、The crankshaft of diesel engine is sup
The crankshaft of diesel engine is supported by （）.Atension stretchBtie rodsCthrough boltsDmain bearing
5、The cooling water of the diesel engine
The cooling water of the diesel engine should be treated, because it has（）Aalkale scenceBacidityCsalinityDimpurity
6、The interior of some diesel engine sal
The interior of some diesel engine saltwater heat exchangers are protected from corrosion by the use of（）Aaluminum platesBlead cathodesCcopper baffle platesDsacrificial zinc