ICS65.020.40CCSB6444广东省地方标准DB44/T2471—2024紫色砂页岩侵蚀区生态修复技术规程Codeofpracticeonecologicalrestorationinpurplesandshaleerosionarea2024-03-07发布2024-06-07实施广东省市场监督管理局发布DB44/T2471—2024I目次前言.................................................................................II1范围.................................................
