Diesel engine cylinder head test cocks are used to（）
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、In large marine diesel engines cylinde
In large marine diesel engines cylinder oils usually contain additives formulated to impart the （） to clean the rings and grooves.AinefficiencyBoilinessCdetergencyDpurity
3、The bore of a diesel engine cylinder d
The bore of a diesel engine cylinder describes the （）Aswept volume of the cylinderBinside diameter of the cylinderCpiston displacement in the cylinderDlength of the piston stroke
4、A diesel engine cylinder head can crac
A diesel engine cylinder head can crack as a result of （）Aa leaking seal ringBheat transfer from exhaust valvesCrestricted cooling passagesDoverheated intake valve
5、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
6、In a diesel engine, excessive cylinde
In a diesel engine, excessive cylinder liner wear will cause （）(1) increased blow-by(2) wear between the piston ring and grooveA(1) only is correctB(2) only is correctCboth (1) and (2) are correctDneither (1) or (2) axe correct