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三角基座
水准仪、经纬仪、全站仪和激光扫描仪等测绘仪器的安放调整机构。通常由上连接座、三个脚螺旋组件、脚螺旋压板和下连接板等零部件组成。
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Iron Monopoly Office
iron-nitrogen-carbon catalyst
iron nutrition
iron nutrition in plant
iron ore concentration
iron ore pellets containing carbon
iron ore resources
iron ore sintering
iron overload
iron oxide
iron oxide-copper-gold deposits
iron oxide red
iron oxide yellow
iron-oxidizing microorganism
Iron Pagoda in Yuquan Temple
iron peak
iron-peak element
Iron Pick from Tieshenggou
iron picture
iron picture of Dongchangfu
iron picture of Fengxiang
iron picture of Gaomi
iron picture of Nantong
iron picture of Taiwan
iron picture of Wuhu
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