Home / Standards / GB/T 21400.1-2008 GB/T 21400.1-2008 Active Traveller irrigation machines - Part 1: Operational characteristics and laboratory and field test methods 绞盘式喷灌机 第1部分:运行特性及实验室和田间试验方法 Standard Type GBT ICS 65.060.35 CCS B91 Status 现行 Issue Date 2008-02-03 Implementation 2008-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A