说明：  该软件外国外著名的天线仿真软件，对设计高频，天线方面有着良好的帮助，其使用方便，直观，不过该软件是个小版本软件，不过很适合设计小型天线。
(the software famous antenna simulation software for the design of high frequency, the antenna has a good help, its ease of use, intuitive, but the software is a small version of the software, but is very suitable for small antenna design.)