Home / Standards / GB/T 10061-2008 GB/T 10061-2008 Active Screen plants - Codification for designating perforations 筛板筛孔的标记方法 Standard Type GBT ICS 73.120 CCS A28 Status 现行 Issue Date 2008-07-18 Implementation 2009-02-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委