确保客舱压力外流活门打开
A.Make sure the cabin pressure relief valve is open. B.Make sure the cabin pressure outflow valve is open. C.Make sure the cabin pressure bypass valve is open.正确答案B
确保客舱压力外流活门打开
A.Make sure the cabin pressure relief valve is open. B.Make sure the cabin pressure outflow valve is open. C.Make sure the cabin pressure bypass valve is open.正确答案B
