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预应力混凝土用钢棒头部镦粗开裂原因分析及改进措施
曹志刚, 李果, 蒋磊, 朱小硕, 倪天伟, 张旭冉
Cause analysis and imprevement measuress for heading crack of steel rod for prestressed concrete
CAO Zhigang, LI Guo, JIANG Lei, ZHU Xiaoshuo, NI Tianwei, ZHANG Xuran
轧钢 . 2026, (2): 165 -171 .  DOI: 10.13228/j.boyuan.issn1003-9996.20260222