In the light of the method of Top-Down, the author put forward the concept of product function structure tree, which was used to express the product's function structure during the conceptual design.
根据自顶向下的设计思想，提出了产品功能结构树的概念，并以此来描述产品的功能结构。
The system manage design process of a product with project mode, and can establish and manage function-means tree, product tree and design matrixes to store structurized design data.
系统以工程形式来管理一个产品的设计过程，能够创建和管理功能方法树、产品结构树，建立设计矩阵，结构化存储设计数据。
This paper reports the process of making flower of locust -tree liquor, the product has not only high nutritive value and special flavor, but also health function.
介绍以槐花为原料，生产槐花酒的工艺流程。该产品不仅营养价值高，风味独特，而且还具有一定的保健作用。
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