网络释义
1)space frame systems [public works category],空间构架系统(公共工程类别)2)structural steelwork [public works category],结构钢筋工程(公共工程类别)3)uninterrupted power supply system [public works category],免受干扰的电力供应系统(公共工程类别)4)permanent prestressed ground anchor systems [public works category],永久性预应力地锚桩基系统(公共工程类别)5)specialized operations for highway structures [public works category],专门公路结构运作(公共工程类别)6)air-conditioning and refrigeration installations [public works category],空调及制冷装置(公共工程类别)