流体压力

A. 机型、机号，机组成员，机长最低天气标准
B. 任务性质，飞行航线，作业范围、飞行高度
C. 飞行起止时间和通信联络办法
D. B和C

A. 信用履约评价
B. 偿债能力评价
C. 盈利能力评价
D. 经营及发展能力评价
E. 综合评价

A. smoke sensors
B. the difference in thermal expansion of two dissimilar metals
C. pressure loss due to air being heated
D. an electric eye which actuates when smoke interferes with the beam