zy
zy, Total:5 items.
The international standard classification for "zy" includes: Railway engineering in general .
The Chinese standard classification for "zy" includes: Railway construction machinery , Signal equipment .
Professional Standard - Railway
- TB/T 2900-1998 ZY-40 Full Hydraulic Mucking Machine
- TB/T 2673-2002 ZY series electrohydraulic switch machine
- TB/T 2673-2016 ZY series electrohydraulic switch machines
Group Standards of the People's Republic of China
- T/SXJP 007-2023 ZY series sealed electro-hydraulic switch machine
British Standards Institution (BSI)
- BS 1133-15:1991(1999) Bes aaa Ga LA Ge oom Eran “= ee ZY “22” 2S
