Traditional requirements engineering, the first step in the software development process, determines the functional and nonfunctional needs or conditions that must be met for a new product or system.

作为软件开发流程中的第一步，传统需求工程确定新产品或系统所必须满足的功能性和非功能性需求或条件。

youdao

Process development covers not only developing a manufacturing process for an entirely new product but also a new process or route for an existing product.

工业开发不仅包括为一种全新的产品设计一套制造工艺，还包括为现有的产品设计新的工艺或方案。

youdao