what is the "厕所烟雾探测器"?
A.Engine fire and overheat detection
B.APU detector
C.Wheel well fire detection
D.lavatory smoke detector
正确答案是D
what is the "厕所烟雾探测器"?
A.Engine fire and overheat detection
B.APU detector
C.Wheel well fire detection
D.lavatory smoke detector
正确答案是D