Deutsch-Chinesisches Normeninformationsportal

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Anzahl der Treffer (Daten werden monatlich aktualisiert): 83243

GB/T 32561.4-2022

Measuring methods for chalcogenide infrared optical glass—Part 4: Coefficient of optical absorption

GB/T 42012-2022

Information security technology—Data security requirements for instant messaging services

GB/T 42017-2022

Information security technology—Data security requirements for online ride-hailing services

GB/T 9239.23-2022

Mechanical vibration—Rotor balancing—Part23:Enclosures and other protective measures for the measuring station of balancing machines

GB/T 24487-2022

Alumina

GB/T 1475-2022

Gallium

GB/T 22639-2022

Test method of exfoliation corrosion for aluminium alloy products

GB/T 6609.2-2022

Chemical analysis methods and determination of physical performance of alumina—Part 2: Determination of loss of mass at 300 ℃ and 1000 ℃

GB/T 17001.6-2022

Anti-counterfeiting printing ink—Part 6:Infrared excitation fluorescence anti-counterfeiting printing ink

GB/T 41303-2022

Technical requirements for receiver of solar power tower plant

Anzahl der Treffer (Daten werden monatlich aktualisiert): 83243