The concrete tube-shape turret of the Jiayuguan meteorological tower is surrounded by the dolphin-shape steel structure net shell.
2
160米直径焊接球结点双层网壳钢结构屋面施工技术在国内处于领先地位。
The constructing technique of the160? Meter diameter welding ball junction double-deck net shell steel structure roofing of which is in the leading position in China.
3
世博网5月15日消息：由1万多件钢结构搭起的非洲联合馆已挺立在世博园区内。
Expo Network on May 15 news: more than 10,000 pieces of steel erected by the African Joint Pavilion at the Expo in the region have been stand upright.
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