单选题Misfiring in a diesel engine at light loads can be caused by（）Ahigh lube oil temperatureBlow lube oil temperatureCexcessive cylinder coolingDhigh air injection pressure
单选题
Misfiring in a diesel engine at light loads can be caused by（）
A
high lube oil temperature
B
low lube oil temperature
C
excessive cylinder cooling
D
high air injection pressure
参考解析
解析：
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