The Schumann resonance frequencies are a set of eigenmodes in the extremely low frequency (ELF) portion of the electromagnetic field spectrum. These frequencies are only present for planetary-like bodies with a substantial ionosphere acting as a perf

（原创）手机特定事件监测系统的服务器端代码。包含从无线猫读取短信的简化版RIL模块、Google Earth的使用方法、TeeChart动态统计的使用方法-the Server of Special Event Monitor System. Include a simplified RIL model used to read and write SMS through 3G wireless modem.