Amy and I have once again discussed the! <br>Amy thought until high school when school reconstruction update substation equipment would be good practice! <br>So I propose a method, if there are high school classroom equipment because of voltage instability occurs before high school school reconstruction fault, we are in the front end of this device, plus a UPS! <br>I think this will not take much funding it! <br>what do you think?
正在翻譯中..
