The usage approves that the anti wind capability and economy of new section bar is superior to that of pipe big shed and the section bar has large potential market and social economy benefit.
使用证明，新型材在抗风性能及经济性方面优于传统的钢管大棚，具有很大的市场潜力和社会经济效益。
The usage approves that the anti wind capability and economy of new section bar is superior to that of pipe big shed and the section bar has large potential market and social economy benefit.
使用证明，新型材在抗风性能及经济性方面优于传统的钢管大棚，具有很大的市场潜力和社会经济效益。
应用推荐