Then, the HOQ (house of quality) concept of the QFD (quality function deployment) is extended as a tool for software description based on the similarity between HOQ in quality design and engineering drawing in product design.

• 然后根据质量设计中的质量屋HOQ(house of quality)与产品设计中的工程图之间的相似性；将质量功能展开QFD(quality function deployment)中的质量屋HOQ概念扩展成一种软件描述工具；并引入H.；A