How to reduce the influences of cell phones electromagnetic radiation on human bodies, while promoting radio frequency circuit and wireless preferences?
如何实现在提升射频电路和天线的性能的同时，降低手机电磁辐射对人的影响？
Radio is the wireless transmission of signals through free space by electromagnetic radiation of a frequency significantly below that of visible light.
一种在可见光下以一定频率在空间穿行的电磁无线信号，请注意是“可见光”，下面会提到这个概念。
Radio is the wireless transmission of signals through free space by electromagnetic radiation of a frequency significantly below that of visible light.
一种在可见光下以一定频率在空间穿行的电磁无线信号，请注意是“可见光”，下面会提到这个概念。
应用推荐