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Number of entries (Data is updated on a monthly basis): 46674
GB/T 3486-1993
Technical guides for evaluating the rationality of heat usage in industrial enterprise
GB/T 15333-1994
Test method for electrolysis corrosion of electrical insulating adhesive tapes
GB/T 15505-1995
Water quality--Determination of selenium--Graphite furnace atomic absorption spectrometric method
GB/T 17137-1997
Soil quality--Determination of total chromium--Flame atomic absorption spectrophotometry
GB/T 17138-1997
Soil quality--Determination of copper,zinc--Flame atomic absorption spectrophotometry
GB/T 16404-1996
Acoustics--Determination of sound power levels of noise sources using sound intensity--Part 1:Measurement at discrete points
Number of entries (Data is updated on a monthly basis): 46674