为了使软件具有持续稳定的质量，我们必须对生产软件及为其提供服务的过程进行控制。然而，要是没有可靠的信息，对一个过程持续一致的地进行控制就无从谈起。经历的步骤，希望能起到一个抛砖引玉的作用，软件企业实际实施CMM时，可以根据自身的实际情况和具体要求加以应用。-In order to make the software has a sustained and stable quality, we have to produce software and provide services to the process control. However, if there is no reliable information on a process of sustained and consistent control of the land impossible. Through the steps, hoping to play a role in attracting valuable opinions, the practical implementation of the CMM software enterprises, we can according to their actual situation and specific requirements to be applied.