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- modified precision approach radar 改进型精密进场雷达
- Precision Approach Radar not Operative 精确进场雷达不工作
- Precision Approach Radar Resumed Operation 精确进场雷达恢复工作
- Precision Approach RADAR Training System 精确进场雷达训练系统
- automatic precision approach radar 自动精密进场雷达
- Precision Approach Radar Glide Path Intersection Point 精确进场雷达下滑航迹交叉点
- precision approach radar 精密进场雷达
- High-Performance Precision Approach Control Radar 高性能精确进场控制雷达
- Precision Approach Airfield Radar 精确进场机场雷达
- Precision Approach Interferometer Radar 精确进场干扰仪雷达(英国)
- The WAAS provides a satellite signal for WAAS users to support enroute and precision approach aircraft navigation. WAAS为WAAS用户提供卫星号以取得精准的航空导航需求。
- The U.S.Navy announced July 17 that Raytheon Co. has been awarded the $232 Million System Development and Demonstration (SDD) contract for the Joint Precision Approach and Landing System (JPALS). 美国海军7月17日宣布,雷声公司获得了价值为2.;32亿美元的合同,对联合精确进近和着陆系统(JPALS)进行开发和演示。
- Study on Speed Adjustment in Approach Radar Control 进近雷达管制调速问题研究
- ground-controlled approach radar 地面控制进近雷达
- Carrier-Controlled Approach Radar 航母控制进场雷达
- ground controlled approach radar 地面控制进场雷达
- ground-controlled approach radar (GCA radar) 地面指挥截击雷达
- PAPI Precision Approach Path Indicator 精密进近航道指示器
- An airborne RPS/INS guiding system is developed to decrease the probability of landing accident and endow it with the ability of precision approaching and landing in complicated condition. 为进一步提高飞机精确进场着陆导引能力,减少着陆事故的发生,研究了基于伪卫星/惯性组合的自主着陆导引技术。
- Precis this chapter in two pages. 用两页写出这一章的大意。