Based on cellulosic feedstock characteristic and key issues related to conversion process and product engineering, the concept of biobased product process engineering is proposed.

本工作从生物质的原料特点、转化过程和产品工程关键问题入手，综合多学科知识，提出了生物基产品过程工程这一理念。

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"Movies may spark an idea," says Yang, who still dreams of making a light saber. "But engineering is the process of making a real product that is useful, not just as a Hollywood prop.

杨先生说“电影也能出好点子”，现在他还在梦想着制作一把光亮的军刀，“但是工程是制作实实在在的有用产品的过程，而不是仅仅作为一个好莱坞电影的道具。”

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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。

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Well right now, I'm taking one of the classes called the Product Engineering Process,

目前，我上的一门课叫产品工程程序，

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This part of the product is basic engineering, not scientific discovery like the CIGS process.

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Later still, as the industry matured, the skills that counted moved back somewhat from science (where they had rested for a time) to engineering, as growth and profits came to depend less on product innovation and more on process ingenuity.

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