读取本机硬盘的序列号，并使用DES加密，转换为加密字符串，并可Copy到剪贴板。可用于系统绑定，授权等简单保护。-To read the serial number of the machine s hard drive, and use the DES encryption convert encrypted string can Copy it to the clipboard. Can be used for system-bound, authorized simple protecti