单项选择题
Cold weather starting of a diesel engine may be made easier by（）
A.decreasing the compression ratio
B.using a special fuel having a high ignition temperature
C.increasing the starting air supply
D.heating the jacket water
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相关考题
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单项选择题
Diesel engine air start system check valves are opened by （）
A.an air start cam
B.cylinder compression pressure
C.starting air pressure
D.valve springs -
单项选择题
The cetane rating of diesel fuel is an indication of the （）
A.ignition quality of the fuel
B.calorific value of the fuel
C.flash point of the fuel
D.rate of fuel consumption -
单项选择题
The condensers located in various stages of a flash evaporator are cooled by（）
A.distillate
B.seawater
C.brine
D.air
