求翻译：研发楼由地下二层和地上四层组成，地下一层由职工食堂、厨房和测试区组成，新建食堂区能满足400多人同时就餐。与食堂相连的下沉式广场也设有露天的咖啡座供职工饭后休息是什么意思？

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Research and development building by an underground layer 2 and layer 4, ground floor, cafeteria, kitchen and testing area, the new canteen area to meet more than 400 people to have dinner at the same time. Connected with the sunken dining room also has an open air square of coffee workers after a m

正在翻译，请等待...

Research and development building from the ground floor and composed of four floors on the ground, underground layer was composed of workers ' canteens, kitchens, and test areas, can satisfy the more than 400 people dining at the new canteen area. Connected with the canteen of the sunken Plaza also

The research and development building is composed by underground two and ground four, underground by the messroom, the kitchen and test area is composed, the newly built cafeteria area can satisfy more than 400 people also to go to eat.Also is equipped with the open-air coffee place with the cafeter