"A heat exchanger for cooling engine oil by fuel flow or airflow." what is the component?
A.oil heater;
B.oil pump;
C.oil scavenge valve;
D.oil cooler;
正确答案是D
"A heat exchanger for cooling engine oil by fuel flow or airflow." what is the component?
A.oil heater;
B.oil pump;
C.oil scavenge valve;
D.oil cooler;
正确答案是D