A.high exhaust temperature
B.low exhaust temperature
C.fuel knock in each cylinder
D.mechanical knock in each cylinder
您可能感興趣的試卷
你可能感興趣的試題
A.sea water temperature must never be warmer than 40℃
B.jacket water pressure should always be greater than the sea water pressure
C.jacket water temperature must always be less than 60℃
D.jacket water pressure must always be less than the sea water pressure
In a medium speed diesel engine, a trunk type piston may be cooled by（）
Ⅰ.oil circulation though passages in the piston crown
Ⅱ.heat transfer through piston rings and liner wall
A.Ⅰ only
B.Ⅱ only
C.either Ⅰ or Ⅱ
D.neither Ⅰ or Ⅱ
A.power the after-coolers
B.power the turbocharger
C.reduce the cylinder scavenge effect
D.cool the turbocharger
A.corrosive deterioration of a bearing
B.inadequate air filtration
C.excessive ring and liner wear
D.excessive cooling of lubricating oil
A.lower than normal cylinder pressure and low exhaust temperature
B.lower than normal cylinder pressure and high exhaust temperature
C.higher than normal cylinder pressure and low exhaust temperature
D.higher than normal cylinder pressure and high exhaust temperature
最新試題
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?（）
Diesel engine air start system check valves are opened by （）
The ISPS Code consists of a mandatory section-Part A, which shows（）
The condensers located in various stages of a flash evaporator are cooled by（）
The main purpose of port State control is not to（）
Cold weather starting of a diesel engine may be made easier by（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
If separating effect is not good, which measure should be taken （）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.
Engine parameters shall be corresponded to NOx Technical Files. This is required by （）