菲涅尔区 meaning in Chinese

fresnel region
fresnel zone

The optimal approximation for the pattern formed with fresnel zone plate antenna
菲涅尔区板天线赋形波束的最优逼近
And its main advantage is that it can realize high resolution power of space to be used in the near area , through the application of small - scale transducer and lower performance frequency
其优点是可以应用小尺度换能器及比较低的工作频率，来获得方位的高分辨率，可以在近场区(菲涅尔区)工作。