Home / Standards / HG/T 2472-1993 HG/T 2472-1993 聚氯乙烯沸腾床干燥器技术条件 聚氯乙烯沸腾床干燥器技术条件 Standard Type HGT ICS 71.120.99 CCS G92 Status N/A Issue Date N/A Implementation N/A Responsible Dept 发布日期:1900-01-01 Drafting Unit N/A