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- radio navigation silence 无线电导航静默
- Geometry dilution of position(GDOP) is very important in the navigation precision of territorial radio navigation system. 区域无线电导航系统中;几何精度因子(GDOP)对系统的定位精度有着非常重要的影响.
- Develop the reality of radio navigation system. There could be navigation of NDB or VOR, if existed in the history. 增强无线电导航系统的仿真度，可进行NDB或VOR导航，如果历史上有的话。
- Scheme is proposed of using a computer on sline and digital fil-tering technique to perform digital filtering and lane identification of the phase signals of a port radio navigation system . 本文提出了采用单片机和数字滤波技术对一种港口双曲线无线电导航系统的相位信号进行滤波处理和巷识别的方案.
- The design of car GPS Navigation is based partly on similar ground-based radio navigation systems, such as LORAN and the Decca Navigator developed in the early 1940s. 一般由外线与分机构成。
- maritime radio navigation service 海上无线电导航业务
- Maritime Radio Navigation Land Station 航海无线电导航陆地电台(电信标志)
- Maritime radio navigation mobile station 海上无线电导航移动电台
- Coverage area of radio navigation system 无线电导航系统覆盖区
- They all maintained a reverent silence. 他们都保持肃静。
- Aeronautical radio navigation satellite service 卫星航空无线电导航业务
- Radio Navigation Radar and Remote Control Aid 无线电导航雷达及遥控设备
- Radio navigation equipment system parameter 无线电导航系统参数
- I hope you were never put by my long silence. 我希望你不会因为我好久不给你写信而感到不愉快。
- I hope you were never put out by my long silence. 我希望你不曾因为我好久不给你写信而感到担心。
- world-wide radio navigation warning system 世界无线电航行警告系统
- That evening has an ominous silence. 那晚有着不祥的寂静。
- After supper the quarrel lapsed into silence. 晚饭后争吵逐渐平息下来了。
- There was nothing but silence in the room. 这间屋内声息全无，一片寂静。
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
