FIR 飞行情报区(Flight information region) FIS 飞行情报服务(Flight information service) HF 高频(High frequency) H24 24 小时服务(Continues day and night service) IFR 仪表飞行规则(Instrument flight rules) ILS 仪表着陆系统(Instrument landing system) IMC 仪表气象条件(Instrument meteorological condition) INFO* 情报(Information) INS 惯性导航系统(Inertial navigation system) MET* 气象(Meteorological or meteorology) MLS 微波着陆系统(Microwave landing system) MNPS 最低导航性能规范(Minimum navigation performance specifications) NDB 无方向性信标台(Non-directional radio beacon) NOZ 正常运行区(Normal operating zone) NTZ 非侵入区(No-transgression zone) NIL* 无或无可发送(None or I have nothing to send you) NOTAM* 航行通告(Notice to Airman, i.e. A notice containing information concerning the establishment, condition or change in any aeronautical facility, service procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations) 25 PAOAS 平行进近障碍物评估面(Parallel approach obstacle assessment surfaces) QFE 场压(Atmospheric pressure at aerodrome elevation, or at runway threshold) QNH 修正海平面气压(Altimeter sub-scale setting to obtain elevation when on the ground) RCC 援救协调中心(Rescue co-ordination center) RNAV* 区域导航(Area navigation) RNP 所需导航性能(Required navigation performance) RVSM 缩小垂直间隔(Reduced vertical separation minimum) SELCAL* 选择呼叫(A system which permits the selective calling of individual aircraft over radiotelephone channels linking a ground station with the aircraft) |