A pressure blow-off door inside the nose cowl prevents cowl damage by an overpressure.in the above sentence ,"blow off door"means"放/排气门".
A.1
正确答案是B
A pressure blow-off door inside the nose cowl prevents cowl damage by an overpressure.in the above sentence ,"blow off door"means"放/排气门".
A.1
正确答案是B