Home / Standards / GB/T 19851.18-2007 GB/T 19851.18-2007 Active Sports equipment and playground for middle school & primary school - Part 18:Medicine ball 中小学体育器材和场地 第18部分:实心球 Standard Type GBT ICS 97.220.40 CCS Y55 Status 现行 Issue Date 2007-04-30 Implementation 2007-06-01 Responsible Dept 教育部(基础) Drafting Unit 教育部(基础)