A ()is the foundation of the engine, without the support of which the shaft alignment in particular, and engine structure as a whole, would inevitably be lost.
- AFrame
- BBedplate
- CCylinder
- DLiner
A ()is the foundation of the engine, without the support of which the shaft alignment in particular, and engine structure as a whole, would inevitably be lost.
1、The purpose of engine stand-by is that
The purpose of engine stand-by is that ()Athe main engine in the stand-by conditionBauxiliary machinery in the stand-by conditionCdynamical equipments in the stand-by condition and could be used immediatelyDA and B
2、There is a VHF set()the front of the w
There is a VHF set()the front of the wheelhouse.AatBonCofDi
3、Who is in charge of the main engine?()
Who is in charge of the main engine?()AThe chief engineerBThe second engineerCThe third engineerDThe fourth engineer
4、The main engine is cooled with fresh w
The main engine is cooled with fresh water ()is added suitable small quantities of chemicals to prevent corrosion.Ain whichBon whichCto whichDby which
5、The crankshaft of diesel engine is sup
The crankshaft of diesel engine is supported by ().Atension stretchBtie rodsCthrough boltsDmain bearing
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