So everything has to be rearranged and checked, like tables, chairs, mean tacks, podium, audio and visual equipments and even the lunch menu.

所以每样东西都要重新安排和检查，像桌子，椅子，不起眼的大头针，讲台，视听设备，甚至是午餐菜单。

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We want to buy Audio, Video, Visual Products and Equipments Audio.

我们要采购声音的，电视的，和视觉的产品和设备声音。

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The researches at home were focus on anthropometry, ergonomic evaluation of visual displays and personal protective equipments, measurement of work ability and workload.

国内研究集中在人体测量、视觉显工效学评价、个体防护装备工效学评价、工作能力和工作负荷测量等方面。

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