证书格式转化pfx向pem，方便php函数openssl_pkcs7_sign()的调用-The certificate format conversion pfx to pem convenient php function openssl_pkcs7_sign () call

安卓apk:（带负荷判方向）由有功无功计算电压超前电流的角度，由电压电流及其角度计算有功无功。-Voltage leading current by active idle computational point of view, the current and voltage angle calculation of active power reactive power without.