Home / Standards / GB/T 6979-1986 GB/T 6979-1986 Abolished Terminology for grain harvesting machinery 谷物收获机械名词术语 Standard Type GBT ICS 65.060.50 CCS B90 Status 废止 Issue Date 1986-11-08 Implementation 1987-08-01 Responsible Dept N/A Drafting Unit N/A