2025-12-21 216.73.216.41
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Code of China
Chinese National Standard List: Basic standards and general methods

GB/T 7400.8-1987 Broadcasting and television terminology--Television broadcasting--Signal and their attributes 
  Issued on: 1987-03-12   Translation Price(USD): 300.0
GB/T 7400.2-1987 Broadcasting and television terminology--Radio broadcasting 
  Issued on: 1987-03-12   Translation Price(USD): 300.0
GB/T 7400.7-1987 Broadcasting and television terminology--Television broadcasting--Visual and picture quality 
  Issued on: 1987-03-12   Translation Price(USD): 220.0
GB/T 7400.6-1987 Broadcasting and television terminology--Television broadcasting--General terms 
  Issued on: 1987-03-12   Translation Price(USD): 260.0
GB/T 7400.5-1987 Broadcasting and television terminology--Sound Broadcasting--General terms 
  Issued on: 1987-03-12   Translation Price(USD): 180.0
GB/T 7400.10-1987 Broadcasting and television terminology--Television broadcasting--Equipment 
  Issued on: 1987-03-12   Translation Price(USD): 260.0
GB/T 3383-1982 Telecommunication transmission unit; Decibel 
  Issued on: 1982-1-2   Translation Price(USD): 70.0
GBJ 47-1983 Acoustics-sound-abserbin coefficient measurement by method of reverbration room (Trial) 
  Issued on: 1983-01-05   Translation Price(USD): 240.0
YD 122-1976 Post and telecommunications industrial product nameplate 
  Issued on:   Translation Price(USD): 210.0
T/CCSA 240-2019 General technical requirements for distributed authorization system of IoT 
  Issued on: 2019-08-16   Translation Price(USD):
YD/T 540-1992 Graphic symbols used in circuit operation procedure diagram for electromechanical components of telephone exchanges 
  Issued on:   Translation Price(USD): 180.0
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