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简介:     鉴于当前偏弱的桥梁防撞护栏市场运行态势,尽管宏观面不时有利好提振,但似乎也并未增强市场信心。据业内机构调查显示,近52%受调查的精密无缝钢管生产企业和贸易商均认为,后期桥梁防撞护栏价格下跌概
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