1.
radio-wave refractive index of air
无线电波的空气折射率
2.
Microwave refractometer for accurate measurement of atmospheric refractivity
精确测量大气折射率的微波折射率仪
3.
tropospheric refraction of radio wave
无线电波在对流层中的折射
4.
"Radio-wave communications signals travel through the air in a straight line, reflect off of clouds or layers of the ionosphere, or are relayed by satellites in space."
无线电波的波长在空气中以直线前进,或由电离层反射,或与位于太空中的通讯卫星来往。
5.
The radio wave propagation velocity is slowed and the ray producing bend but to the asymmetry of the atmospheric medium, The refraction error is produced.
由于空中大气介质的不均匀性使得电波传播速度减慢射线产生弯曲,从而产生折射误差。
6.
An Air Refractometer with Dual Vacuum Chambers Based on the Method of Equivalent Synthetic Wave
基于等效合成波方法的双真空管空气折射率测量仪
7.
Radio wave: Wave from the portion of the electromagnetic spectrum at lower frequencies than microwaves.
无线电波:电磁波谱中比红外辐射频率更低的电波部分。
8.
The radio wave refraction correction for improving the accuracy of radio location in necessary.
因此要提高无线电定位的精度,就必须进行电波折射修正。
9.
Studies on Atmospheric Refractivity Profile Model and Radio Wave Refractive Error Correction Method;
大气折射率剖面模型与电波折射误差修正方法研究
10.
Reflection and Refraction of Electromagnetic Waves at the Interface between Media with Positive and Negative Refractive Indices;
电磁波在正负折射率介质分界面上的折射与反射
11.
Permeable to electromagnetic radiation of specified frequencies, as to visible light or radio waves.
可透过的可以让某些频率的电磁辐射通过的，如可见光或无线电波
12.
radio telescope( apparatus for finding stars,tracking spacecraft,etc by means of radio waves from outer space)
射电望远镜（藉来自外层空间的无线电波发现星体、追踪宇宙飞船等）.
13.
It arises because the refractive index of water( n equals about1.3) is larger than that of air, and rays of light are bent at the interface between the air and the water.
上述现象的原因是水的折射率（大约等于1.3）于空气的折射率，而光在水与空气的界面弯曲了。
14.
Radio- frequency drying: A means of rapid drying by the use of certain radio- frepuency waves.
射频干燥:用某类无线电波的频率作快速干燥的一种方法。
15.
electromagnetic radiation with wavelengths longer than visible light but shorter than radio waves.
一种波长比可见光长比无线电波短的电磁射线。
16.
electromagnetic waves,eg X-rays,radio-waves,light waves
电磁波（如X 射线、无线电波、光波）.
17.
Radio telescopes are giant dish-shaped antennas by means of which we can collect radio waves coming from outer space.
射电望远镜是巨大的抛物形天线，使用这种天线我们能够收集来自外层空间的无线电波。
18.
radio frequency emission testing
无线电频率放射测试