ICS67.020CCSB3052贵州省地方标准DB52/T639—2023代替DB52/T639-2010贵州红茶工夫红茶加工技术规程Guizhoublacktea—TechnicalcodeofpracticeforprocessingofCongoublacktea2023-12-04发布2024-03-01实施贵州省市场监督管理局发布DB52/T639—2023I目次前言.................................................................................II1范围....................................
