一个座椅被包装在投影幕形成的环里面组成了一个旋转平台。
A seat is mounted on a platform which is surrounded by an endless circular projection-tunnel.
联大是一家专业生产管状电机的制造企业，其产品广泛用于家用或商用的卷帘门，遮阳蓬，车库门，防火门，百叶窗和投影幕等设施。
LianDa is a Company specializing in tubular motors for shutters, awnings, garage doors, fire shutters, blinds and screens userd in home and buildings.
联大是一家专业生产管状电机的制造企业，其产品广泛用于家用或商用的卷帘门，遮阳蓬，车库门，防火门，百叶窗和投影幕等设施。
LianDa is a Company specializing in tubular motors for shutters, awnings, garage doors, fire shutters, blinds and screens userd in home and buildings.
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