单选题If a diesel engine fails to start，one of the likely causes is （）Alow compression temperatureBlow ambient air pressureChigh lube oil pump pressureDhigh fuel oil booster pump pressure
单选题
If a diesel engine fails to start，one of the likely causes is （）
A
low compression temperature
B
low ambient air pressure
C
high lube oil pump pressure
D
high fuel oil booster pump pressure
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