1993LS/T 3501.1-1993 Basic technical requirements of general technical conditions for grain and oil processing machinery
1970LS 33-1982 General Technical Conditions for Grain and Oil Machinery
LS 33-1982 General Technical Conditions for Grain and Oil Machinery was changed to LS/T 3501.1-1993 Basic technical requirements of general technical conditions for grain and oil processing machinery.