Marine four-stroke diesel engines are mainly ().
- Aof crosshead type
- Bof trunk piston type
- Cof low speed type
- Dall the above
Marine four-stroke diesel engines are mainly ().
1、Modern marine diesel engines equipped
Modern marine diesel engines equipped with mechanical fuel injection operate on a combustion phase within the cycle which is()Aentirely constant...
2、In a four-stroke cycle diesel engine t
In a four-stroke cycle diesel engine the intake valves open ()Abefore TDC and close after BDCBafter TDC and close after BDCCbefore TDC and close before BDCDafter TDC and close before BDC
3、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
4、If a four-stroke/cycle diesel engine i
If a four-stroke/cycle diesel engine is started by injecting air into the cylinder, the pistons receiving the charge of starting air must be()Aon the power strokeBon the exhaust strokeCat the end of the power strokeDat the start of the intake stroke
5、Large marine diesel engines of crosshe
Large marine diesel engines of crosshead construction generally have two systems of lubrication: a total loss system feeding the () and a rec...
6、The marine diesel engine is a type of
The marine diesel engine is a type of diesel engine used on ships The () of its operation is not very difficult to understand.AprincipleBprincipalCcauseDcase