据欧洲标准EN441和用户要求，设计并建造了一套食品展示柜热工性能测试试验室。

Based on European Standard EN441 and user's requests, an experiment system for measuring the thermal performance of refrigerated display cabinet is designed and constructed.

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最后结合煤田地质信息资源管理地理信息服务试验系统设计与开发，展示了试验系统特色部分开发内容。

At last, part of the testing system with unique features is displayed in combination with the design and development of geographic information service system of coal geol...

youdao

最后结合煤田地质信息资源管理地理信息服务试验系统设计与开发，展示了试验系统特色部分开发内容。

At last, part of the testing system with unique features is displayed in combination with the design and development of geographic information service system of coal geol...

youdao