单选题Which of the following statements is true concerning an oil cooler?（）AThe oil temperature is less than the cooling water temperatureBThe oil pressure is less than the cooling water pressureCThe oil pressure is greater than the cooling water pressureDThe oil flow control valve is always installed in the oil input line
单选题
Which of the following statements is true concerning an oil cooler?（）
A
The oil temperature is less than the cooling water temperature
B
The oil pressure is less than the cooling water pressure
C
The oil pressure is greater than the cooling water pressure
D
The oil flow control valve is always installed in the oil input line
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