2025-12-5 216.73.216.21
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Code of China
Chinese National Standard List: Time and Frequency Measurement

T/ZSA 121-2022 Technical specification for BDS satellite common-view timing equipment 
  Issued on: 2022-11-16   Translation Price(USD):
DB44/T 755-2010 Determination of the harmful volatile organic compounds in textiles-purge-and-trap method with thermal desorption 
  Issued on: 2010-05-14   Translation Price(USD):
GB/T 43785-2024 Characterization and measurement of the performance of optical clocks 
  Issued on: 2024-3-15   Translation Price(USD): 270.0
GB/T 39724-2020 Technical specifications and testing methods for cesium atomic clock 
  Issued on: 2020-12-14   Translation Price(USD): 450.0
JJG(铁道)181-2004 Verification Regulation of the Train RUnning and Monitoring and Recording Equipment 
  Issued on: 2004-04-22   Translation Price(USD): 360.0
JJF(铁道)601.8-2004  
  Issued on:   Translation Price(USD): 15.0
JJG(铁道)132-2005 Speedmeter of Train 
  Issued on: 2005-06-27   Translation Price(USD): 135.0
JJF 1265-1990 O.T.N. of Primary Standard for low Frequency Vibration in Bertical Direction 
  Issued on: 1990-1-1   Translation Price(USD): 264.0
JJF 1262-1990 O.T.N. of the Secondary Standard for Middle frequency Vibration 
  Issued on: 1990-1-1   Translation Price(USD): 224.0
JJG (交通) 045-2004 Port Machinery - Verification Regulation of Conveyor Belt Speed Detectors 
  Issued on:   Translation Price(USD): 180.0
JJG 1004-2005 Verification Regulation of Hydrogen Atomic Frequency Standards 
  Issued on: 2005-9-5   Translation Price(USD): 180.0
JJF (电子) 22-1982  
  Issued on:   Translation Price(USD):
JJG (轻工) 78-1991 Verification Regulation of Print Chronograph 
  Issued on:   Translation Price(USD):
JJG (航天) 25-1987 Verification Regulation of XD-40 Electric Stop Watch Verfication Instrument  
  Issued on:   Translation Price(USD):
JJG 771-2010 Verification Regulation of Test Equipment for Vehicle Speed Radar Measurement Meters 
  Issued on: 2010-01-05   Translation Price(USD): 344.0
JJG 722-1991 Standard Digital Clock 
  Issued on: 1991-03-04   Translation Price(USD): 150.0
JJG (电子) 01002-1989 QF-16101 5MHz Voltage Controlled Crystal Oscillators  
  Issued on:   Translation Price(USD): 75.0
JJG 723-2008 Verification Regulation of Time Interval Generator 
  Issued on: 2008-3-25   Translation Price(USD): 210.0
JJF 1308-1990 O.T.N of the Cs-Ⅲ Cesium Atom Beam Time-Frequency Primary Standard 
  Issued on: 1990-1-1   Translation Price(USD): 264.0
JJG 782-1992 LF Eleceronic Volt Meter 
  Issued on: 1992-2-15   Translation Price(USD): 150.0
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