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- radio range finding 无线电测距
- Turns are wide and easy going -- no issues there. Radio range is decent enough for use in a small park. 明显的,开关遥控对于能在小公园放飞的迷你飞机是合适的。
- A cellular telephone system provides a wireless connection to the PSTN for any user location within the radio range of the system. 一个蜂窝电话系统可以为在该系统无线电收发范围内的任何用户提供一个到PSTN的无线电话连接。
- On unmarked field courses no part of the sight may be modified for the purpose of having means for range finding. 在无标示距离的轮赛中,瞄准器的任何部分不可作为提供测量场地距离的用途。
- CEER divides a target area into sub-areas called grids such that all sensor nodes in a grid are within the radio range, and a cluster head is selected in each grid. CEER把整个目标区域分割成许多个子区域(网格),使得每个在网格内的感测节点彼此都能在无线电范围内,然后每个网格都会选出一个丛集头。
- The theory of time-to-amplitude conversion (TAC) method and its applic ation in laser range finding system are presented. 简要介绍了时幅转换技术[1]的原理、实现方法以及在激光测距系统中的应用。
- A method of radio ranging based on insert service of AOS is presented. 摘要提出了一种基于高级在轨系统中插入业务的无线电测距方法;
- It also introduces the development history and the advanced development of phase-shift laser rangefinder and analyses the tendency of phase range finding technology. 介绍了相位式激光测距仪的发展历史和最新进展,并就相位测距技术的研究发展方向做了分析。
- The analysis results show that in typical cases the range positioning error of the radar-theodolite joint positioning model is basically equivalent to radar range finding error. 其结果表明,在典型情况下雷达经纬仪联合定位模型距离定位误差与雷达测距误差基本相当。
- Ground-based radio-navigation systems use relatively low frequencies of the radio spectrum to achieve a large radio range and avoid undefined skywave (ionospheric) propagation at the same time. 陆基无线电导航系统使用相对低的频段的无线电波以获得较大的接收范围和避免空间传播方式(电离层反射)。
- On the basis of narrating the range finding principle for the LFMCW level radar,the reflection of the range finding precision for the non-linearity of the VCO is analyzed,a method of the nonlinear compensation is presented. 在LFMCW液面雷达测距原理的基础上 ,分析了压控振荡器 (VCO)的非线性对测距精度的影响 ,提出一种VCO的非线性补偿方法。
- After that, according to the vision range finding principle, we design monocular vision range detection method for highway based on the theory of lane rebuilding and clairvoyance projection. 基于视觉测距原理,在分道线重建和透视投影原理的理论基础上,建立了一种针对高速公路的单目视觉距离测量方法。
- Finally, through analyzing the experimental data, such as infrared sensor range finding as well as local navigation, it is concluded that the strategies are able to satisfy the rules of the FIRA game. 分析了红外传感器测距实验数据及局域导航实验结果,验证了红外线传感器精确度和导航策略能够满足比赛要求。
- She was lucky to find a job in radio. 她很幸运在广播电台找到了一份工作。
- A transistorize radio takes no time to warm up. 晶体管收音机不需要预热时间。
- High frequency omnidirectional radio range 高频全向无线电导航
- The Neandertal DNA sequence falls outside the variation range found in humans today. 尼安德特人DNA序列不在人类已知的序列变化范围之内。
- Very High Frequency Omnidirectional Radio Range 甚高频全向无线电信标
- Radio Beijing sends the news all over the world. 北京广播电台向全世界播送新闻。
- She petitioned her neighbor to turn down the radio. 她请求邻居把收音机关小点声。