单选题If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be （）Aa dirty lube oil strainerBinternal water leaksCan oil suction line restrictionDexcessive wears of the cooling water pump
单选题
If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be （）
A
a dirty lube oil strainer
B
internal water leaks
C
an oil suction line restriction
D
excessive wears of the cooling water pump
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