"Air is obtained from an external ground cart through a connector located on the fuselage." In the above sentence, the air source are
A.发动机引气
B.APU
C.地面气源车
D.接头
正确答案是C
"Air is obtained from an external ground cart through a connector located on the fuselage." In the above sentence, the air source are
A.发动机引气
B.APU
C.地面气源车
D.接头
正确答案是C