熟悉机械制图，机械产品技术规格，了解电子电器原理。

Familiar with mechanical cartography, mechanical technical specifications of product, know electron and electrical theory.

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分析对比了以往产品和当前产品技术状况，制定了产品技术规格和工艺流程。产品已经制造并投放市场。

Analyze and compare the previous and current production, institute the technology specification and technical process of production. The products have been manufactured and put on the market.

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站点会把大量关于产品的信息集中在一起，从简单的说明和技术规格到从用户社区收集的内容（比如用户评论）。

Sites accumulate a lot of information about their products, from simple descriptions and technical specifications to community-generated content such as user reviews.

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