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Corrugated steel pipe in BiWei expressway, diameter 3 meters
Structre plate diameter 6 meters, culvert length 130 meters, MeiDa Express way
Corrugated metal pipe diameter 3 meters in double Guang express way
Corrugated metal structure plate arch apply to magazine
Diameter 4 meter corrugated steel pipe in PanZhiHua
Corrugated steel culvert GuangYue avenue in SiChuan province