单选题What is one effect of running a diesel engine at too cool a temperature? ()ABuildup of sludge in the lubricating systemBExcessive fuel consumptionCSevere heat stresses on mechanical partsDFoaming of the lubricating oil

单选题
What is one effect of running a diesel engine at too cool a temperature? ()
A

Buildup of sludge in the lubricating system

B

Excessive fuel consumption

C

Severe heat stresses on mechanical parts

D

Foaming of the lubricating oil


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