获取CPU的ID号，适用于软件加密，比如生成一段随机码，然后判断CPU的ID号，如果CPU的ID号不相同就可以使用本软件。因为CPU的序列号是唯一的-CPU access to the ID number, apply to software encryption, such as a section of randomly generated code, then determine the CPU s ID No., if the CPU is not the same as the ID