2023-1-29 18.207.238.28
Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

Code of China
Chinese National Standard List: Physics and Mechanics

QJ A 1293-1998 QJ A 1293-1998 Parameter Symbols of Aerodynamics  
  Issued on:   Price(USD): 300.0
GB/T 25898-2010E Instrumented nanoindentation test-Indentation hardness and modulus of thin film 
  Issued on: 2011-01-10   Price(USD):
GA/T 1727-2020 Calibration specifications for speedmeter of phot...... 
  Issued on: 2020-05-13   Price(USD): 315.0
GB/T 30113.1-2013 Optical Measurement Methods on Flow Field in Microgravity Fluid Physics - Part 1: Shadowgraph and Schlieren 
  Issued on: 2013-12-17   Price(USD): 210.0
GB/T 17754-2012 Tribology terminology 
  Issued on: 2012-12-31   Price(USD): 810.0
GB/T 25898-2010 Instrumented nanoindentation test—Indentation hardness and modulus of thin film 
  Issued on: 2011-1-10   Price(USD): 220.0
GB/T 22458-2008 General rules of instrumented nanoindentation test 
  Issued on: 2008-10-29   Price(USD): 450.0
GB/T 18022-2000 Acoustics - Methods for measuring the longitudinal sound speed and attenuation coefficient of rubbers and plastics in the frequency range 1 MHz to 10 MHz 
  Issued on: 2000-3-1   Price(USD): 150.0
GB/T 4854.7-1999 Acoustics-Reference zero for the calibration of audiometric equipment-Part 7：Reference threshold of hearing under free-field and diffuse-field listening conditions 
  Issued on: 1999-03-08   Price(USD): 190.0
GB/T 4854.4-1999 Acoustics-Reference zero for the calibration of audiometric equipment-Part 4：Reference levels for narrow-band masking noise 
  Issued on: 1999-03-08   Price(USD): 100.0
GB/T 17696-1999 Acoustics--Audiometric test methods--Part 3：Speech audiometry 
  Issued on: 1999-03-08   Price(USD): 220.0
GB/T 4854.1-1999 Acoustics--Reference zero for the calibration of audiometric equipment--Part 1: Reference equivalent threshold sound pressure levels for pure tones and supra-aural earphones 
  Issued on: 1999-03-08   Price(USD): 150.0
QJ 1293A-1998 Parameter Symbol of Aerodynamics  
  Issued on: 1998-02-06   Price(USD): 330.0
GB/T 3947-1996 Acoustical terminology 
  Issued on: 1996-9-13   Price(USD): 2550.0
JB/T 7705-1995 Abrasion test method for loose abrasive grains Rubber wheel method 
  Issued on: 1995-06-20   Price(USD): 190.0
GB/T 3223-1994 Acoustics--Free-field calibration method of underwater sound transducers 
  Issued on: 1994-1-2   Price(USD): 270.0
GB/T 15508-1995 Acoustics－Speech articulation testing method 
  Issued on: 1995-03-15   Price(USD): 180.0
QJ 2632-1994 Terminology for Target and Transmission Characteristics - Opticator  
  Issued on: 1994-04-27   Price(USD): 480.0
QJ 2431.2-1993 Aerodynamics Terms - Test Part  
  Issued on: 1993-03-29   Price(USD): 945.0
GB/T 14574-1993 Acoustics. Noise labelling of machinery and equipment 
  Issued on: 1993-08-28   Price(USD): 90.0
About Us   |    Contact Us   |    Terms of Service   |    Privacy   |    Cancellation & Refund Policy   |    Payment
Tel: +86-10-8572 5655 | Fax: +86-10-8581 9515 Email: coc@codeofchina.com | Send me a messageQQ: 672269886
Copyright: Foryou Tech Co., Ltd. 2008-2040