您要查找的是不是：
- underground radio wave penetration method 坑道无线电波透视
- The Application of the Underground Radio Wave Penetration Method in Detecting the Silo Collapsing Columns 坑道无线电波透视法在探测井下陷落柱中的应用
- Analysis on Application Result of Roadway Radio Wave Penetration Technique in Fenxi Mining Area 无线电坑道透视技术在汾西矿区的应用效果分析
- Keywords Radio wave penetration;Attenuation;Finite-difference method;Forward simulation;Centroid frequency downshift;Computed tomography; 无线电波透视;衰减;有限差分法;正演模拟;质心频移;计算机层析成像;
- radio wave penetration 无线电波透视
- radio wave penetration method 无线电波透射法
- The sun sometimes spoils the propagation of radio waves. 太阳有时会影响无线电波的传播。
- 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。
- The universe is bathed in a sea of radio waves. 宇宙浸泡在无线电波的海洋中。
- Combined with the relationship between evanescent wave penetration depth and incidence angle,a new parabola taper fiber probe is put forward. 结合倏逝波透射深度与光线入射角之间的关系,提出一种新的抛物线锥形光纤探头。
- 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。
- We consider radio waves as radiant energy. 我们把无线电波看作是辐射能。
- 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。
- This page describes radio waves and modulation. 本页描述无线电波和调变。
- 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。
- Radio waves could be reflected from solid objects. 无线电波可以被坚固的物体反射。
- For regional prediction the paper suggests utilizing the ratio wave penetration and seam seismograph techniques, and for local(or point) prediction geological radar and seam electric sounding meth. 区域性预测采用无线电波透视法和槽波地震法；局部性预测采用地质雷达法和层内电测深法。
