通过使用有效和可测量的工程实践，指导制造商通过分析、建模、控制、验证和改进产品和服务的方法。本文件中概述的程序适用于任何制造或服务过程。它可以用于部分过程或整个过程或一系列连续过程。

To guide a manufacturer through a methodology for analyzing, modeling, controlling, validating and improving products and services through the use of effective and measurable engineering practices.The procedure outlined in this document is applicable to any manufacturing or service process. It may be used on part of a process or and entire process or a series of sequential processes.