Defines the relevant terms and definitions of crawler mobile crushing and screening stations, and stipulates the type, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage.
T/NNAS 001-2024 history
2024T/NNAS 001-2024 Track mobile crushing and screening plants
2023T/NNAS 001-2023 Technical regulations for mechanized operation of corn straw returning to the field
2022T/NNAS 001-2022 Group standard formulation (revision) procedure specification