Indoor air quality (IAQ) is the important lesson of the current air condition system.
室内空气品质是目前空调系统的重要课题。
The steel roof structure system of National Indoor Stadium is bidirectional truss string structure.
国家体育馆屋盖结构为双向张弦网格结构体系。
Perfect sealing system to create excellent sealing effect, prevent water invasion, keep indoor dry.
绝佳的密封系统打造优异的密封效果，杜绝水汽入侵，让室内保持干爽。
Indoor Outdoor as School, Bus Station, District, Park etc required PA System.
学校、车站、小区、公园等需要公共广播播音的室内外场所。
Indoor Outdoor as School, Bus Station, District, Park etc required PA System.
学校、车站、小区、公园等需要公共广播播音的室内外场所。
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