GB - Chinese national standards

Ferrochromium—Determination of chromium, silicon, manganese, titanium, vanadium, iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method)

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Nitrogen-bearing ferrochromium and nitride ferrochrome with high nitrogen content—Determination of nitrogen content—The distillation-neutralization titration method

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Prestressed concrete pipe

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Terms of lighting for ergonomics

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Glossary of color terms

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Method of daylighting measurements

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Methods of lighting measurement

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Method of measuring the color rendering properties of light sources

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Basic human body measurements for technological design

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Measuring instruments for anthropometry

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