2025-12-6 216.73.216.21
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB61/T 1631-2022 Code for commercial aerospace ground TT&C resources share via email in business day valid,,
QJ 2340-1992 150.0 via email in 1~3 business day valid,,1992-9-20
QJ 2221-1992 390.0 via email in 1~5 business day valid,,1992-8-1
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DB61/T 1631-2022 Code for commercial aerospace ground TT&C resources share 
  Issued on:   Price(USD):
QJ 2340-1992  
  Issued on: 1992-03-10   Price(USD): 150.0
QJ 2221-1992  
  Issued on: 1992-01-27   Price(USD): 390.0
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