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- A method of detecting distant objects and determining their position,velocity,or other characteristics by analysis of very high frequency radio waves reflected from their surfaces. 雷达通过对从物体表面反射的较高频无线电波的分析发现远处的物体并测定其位置、速度或其它特征的。
- radio wave reflection [电] 无线电波的反射
- A method of detecting distant objects and determining their position, velocity, or other characteristics by analysis of very high frequency radio waves reflected from their surfaces. 雷达:通过对从物体表面反射的较高频无线电波的分析发现远处的物体并测定其位置、速度或其它特征的。
- radio wave reflection method 无线电波反射法
- The sun sometimes spoils the propagation of radio waves. 太阳有时会影响无线电波的传播。
- Cylindrical Wave Reflection and Antireflection at Media Interfaces[J]. 引用该论文 石玉珠;彭奎;沈群;刘宏俊.
- We directed radio waves around the globe. 我们向全球发射无线电波。
- These radio waves are coming at 15000 hertz. 这些无线电波以每秒 15 千赫的波长发出。
- Coming through the sky like a satellite, like a radio wave, a meteorite. 穿过天空，像一枚卫星，一束电波，一颗陨石。
- The universe is bathed in a sea of radio waves. 宇宙浸泡在无线电波的海洋中。
- Abstract: This paper presents a terahertz (THz) wave reflection imaging system based on Backward Wave Oscillator (BWO). 中文摘要: 返波振荡器(BWO)作为一种新型高功率连续太赫兹源，具有广泛的应用前景。
- Both the quick-algorithm of radio wave reflation are presented in the paper. 本文提出了电波折射误差快速算法及修正。
- Radio waves travel in straight lines. 无线电波是直线传播的。
- Heinrich Hertz produces radio waves. 海因里希。赫兹制造出无线电波。
- When the CB content is over 6.0 vol%, the wave reflection on the surface of the material increases and so the wave absorbing performance decreases. 材料的吸波性能存在一个极限值;当炭黑含量超过6.;0 vol%25时;入射电磁波在材料表面的反射增强;复合材料的吸波性能会下降。
- We consider radio waves as radiant energy. 我们把无线电波看作是辐射能。
- The machanism of the effect of MCFs and dissipative media was analysed.Finally, an EM wave reflection decay model was derived from field analysis. 分析和讨论镀金属碳纤维 和电磁损耗介质对复合材料电磁参数和反射性能的影响及作用机理；
- Radio waves are regarded as radiant energy. 无线电波被看成是辐射能。
- The next page explains radio waves and modulation. 下一页解释无线电波和调变。
- The blast furnace raceway formation under the intensive coal injection by measurement of micro wave reflection gunned through a tuyere is discussed. 通过利用风口测量枪进行的微波反射测量方法讨论了大煤粉喷吹量条件下高炉风口回旋区的形成。
