说明：  新能源电动车快充接口CAN通讯完整报文，包括硬件握手，软件握手，参数配置，预充，充电，泄放，等整个完成阶段的报文
(New energy electric vehicle fast charging interface, CAN communication complete message, including hardware handshake, software handshake, parameter configuration, pre charging, charging, discharging, etc., the entire completion of the message)