altitude air高空空气altituden.高度；海拔；高地altitude at future position提前点高度Altitude Measurement System高度测量系统altitude compensating valve高度补偿活门Altitude Sounding Projectile高空探测火箭Altitude Control Electronics高度控制电子设备altitude transmitting selsyn仰角自动同步传送机altitude of celestial bodies天体高度altitude decompression choke高空减压气窒Altitude sickness/therapy高原病／治疗Altitude Rate Command System高度变化率指令系统