Home / Standards / GB/T 21157-2007 GB/T 21157-2007 Active Equipment for distributing granulated pesticides or herbicides - Test method 颗粒杀虫剂或除草剂撒布机 试验方法 Standard Type GBT ICS 65.060.40 CCS B91 Status 现行 Issue Date 2007-11-01 Implementation 2008-01-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A