Such an engine frame helps () the engine and so protect the bearings from the deformation forces transmitted via the ships double bottom.
- Ato stiffen
- Bto soften
- Cto loosen
- Dto wear
Such an engine frame helps () the engine and so protect the bearings from the deformation forces transmitted via the ships double bottom.
1、The Services-Ready Engine is an option
The Services-Ready Engine is an optional module of the Cisco ISR family. It includes onboard CPU and memory to run advanced applications. Which...
2、For an ordinary four-stroke engine the
For an ordinary four-stroke engine the exhaust valves open ().Aafter TDCBbefore TDCCafter BDCDbefore BDC
3、In an auxiliary diesel engine, the rea
In an auxiliary diesel engine, the reason for knurling the piston skirt is to()Aimprove skirt lubricationBallow for expansionCtransmit forces evenlyDimprove the piston seal
4、Increasing the load on an engine equip
Increasing the load on an engine equipped with a constant speed mechanical governor, will cause the engine speed to initially ().AincreaseBdecreaseCfluctuateDremain constant
5、In an ordinary diesel engine the fuel
In an ordinary diesel engine the fuel injection begins ()Aafter TDCBbefore TDCCafter BDCDbefore BDC
6、The mechanical efficiency of an engine
The mechanical efficiency of an engine is always less than 100% () losses occurring in the form friction.AbecauseBsinceCdue toDowing to