In diesel engines designed with a crosshead, the motion of the piston rod can be described as （）.
1、A diesel engine is equipped with an is
A diesel engine is equipped with an isochronous hydraulic governorA decrease in load will cause the engine speed to （）Adecrease onlyBincrease onlyCdecrease slightly then returned to original speedDincrease slightly then returned to original speed
2、In some diesel engine designs,（）the in
In some diesel engine designs,（）the injection of cylinder oil is timed to impinge when the piston and only impinge on（）Ais coming upward；cy...
3、With regards to a diesel engine crank
With regards to a diesel engine crankcase explosion, the most violent is the（）(1) primary explosion(2) secondary explosionA(1) onlyB(2) onlyCboth (1) and (2)Dneither (1) or (2)
4、In a normally operating diesel engine,
In a normally operating diesel engine, the main cause of lubricating oil contamination in the crankcase is a result of the （）.Ametal particle...
5、Defective atomizer in a diesel engine
Defective atomizer in a diesel engine will lead to（）.Asmoky exhaustBstarting failureCoverloadDover speed
6、Turbulence in a diesel engine cylinder
Turbulence in a diesel engine cylinder is of major importance in providing （）.Aproper fuel meteringBcomplete fuel/air mixingCminimal fuel penetrationDproper fuel timing