标准下载ICS77.140.80CCSH54T/CI237—2023空调压缩机用熔模铸造高锰钢平衡块Investmentcasthighmanganesesteelbalanceblocksforairconditioningcompressors2023-12-21发布2023-12-21实施中国国际科技促进会发布团体标准标准下载T/CI237—2023I目次前言..................................................................................II1范围........................................
