命令解释器，操作系统的命令解释器，c++编写-Command interpreter, the operating system command interpreter, c++ write

电能表远程费控Delphi 写的程序源码，SM1算法，进行远程控制、密钥更新，数据回抄，参数修改等操作，操作简洁方便-Energy meter remote the fee control of Delphi to write the program source code, SM1 algorithm, remote control, key update, data back copy operation parameter modification