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	GB/T 6609.35-2023 Methods for chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method - 英文版
	GB/T 6609.27-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 27: Particle size analysis - Sieving method - 英文版
	GB/T 6609.25-2023 Methods for chemical analysis and determination of physical properties of alumina - Part 25: Determination of loose and tapped density - 英文版
	GB/T 6150.15-2023 Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry - 英文版
	GB/T 6150.12-2023 Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method - 英文版
	GB/T 6150.10-2023 Methods for chemical analysis of tungsten concentrates Part 10: Determination of lead content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry - 英文版
	GB/T 6150.8-2023 Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry - 英文版
	GB/T 6150.6-2023 Methods for chemical analysis of tungsten concentrates Part 6: Determination of wet water content Gravimetric method - 英文版
	GB/T 6150.4-2023 Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method - 英文版
	GB/T 3884.12-2023 Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration - 英文版
	GB/T 3251-2023 Compression test methods for aluminum and aluminum alloy products - 英文版
	GB/T 42656-2023 Test method for kinetic properties of hydrogen absorption and release reaction of rare earth hydrogen storage alloys - 英文版
	GB/T 29918-2023 Test method for pressure-composition isotherm (PCI) of rare earth hydrogen storage alloys - 英文版
	GB/T 24716-2023 General technical specifications for solar power supply systems for facilities along highways - 英文版
	GB/T 42942-2023 Textile materials for automotive interiors - Schauer wear test method - 英文版
	GB/T 42789-2023 Test method for silicon wafer surface gloss - 英文版
	GB/T 35306-2023 Determination of carbon and oxygen content in silicon single crystal Low-temperature Fourier transform infrared spectroscopy - 英文版
	GB/T 34213-2023 High purity alumina for sapphire single crystal - 英文版
	GB/T 30652-2023 Trichlorosilane for silicon epitaxy - 英文版
	GB/T 29057-2023 Procedure for evaluating polycrystalline silicon rods by zone melting and spectroscopic analysis - 英文版
	GB/T 42667-2023 Test method for room temperature isobiaxial bending strength of fine ceramics - double loop method - 英文版
	GB/T 42665-2023 Test method for spherical indentation strength of porous ceramics - 英文版
	GB/T 42655-2023 Test method for high temperature compression properties of continuous fiber reinforced ceramic matrix composites - 英文版
	GB/T 17601-2023 Refractory materials - Test methods for acid resistance - 英文版
	GB/T 42910-2023 Test method for high temperature compression shear strength of inorganic adhesives - 英文版
	GB/T 42909-2023 Conductive adhesive tape for wireless terminal equipment - 英文版
	GB/T 42913-2023 Corrosion of metals and alloys Test methods for high-temperature corrosion of metallic materials embedded in salt, ash or other solids - 英文版
	GB/T 42912-2023 Corrosion of metals and alloys Test methods for high-temperature corrosion of metallic materials under static immersion in molten salts or other liquids - 英文版
	GB/T 42903-2023 Metallic materials—Method for determination of creep crack and creep-fatigue crack growth rates - 英文版
	GB/T 42901-2023 Test methods for mechanical connectors of steel bars - 英文版

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