单项选择题

A possible cause for an individual piston to knock when at TDC on a slow-speed, two-stroke/cycle main propulsion diesel engine could be due to （）

A.early fuel injection
B.excessive bearing play within the running gear
C.overloading of the cylinder
D.all of the above

相关考题

In a diesel engine, the time taken to heat the fuel par...

单项选择题In a diesel engine, the time taken to heat the fuel particles, turn them into vapor, and bring about combustion is called （）

A.injection lag
B.ignition delay
C.compression
D.turbulence lag

Fuel is ignited in a diesel engine cylinder by （）A.a sp...

单项选择题Fuel is ignited in a diesel engine cylinder by （）

A.a spark plug
B.injectors
C.the heat of compression
D.increasing jacket water temperatures

Vessels having main engines arranged for air starting a...

单项选择题Vessels having main engines arranged for air starting are to be provided with at least （）

A.one automatic drain serving both containers
B.two air starting containers of approximately equal size
C.one control air container and one starting air container
D.one additional means of starting the main engine

船舶电气与船舶安全

A possible cause for an individual piston to knock when at TDC on a slow-speed, two-stroke/cycle main propulsion diesel engine could be due to （）