En资源列表
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[国外标准] BS EN ISO 3766-2003 Construction drawings — Simplified representation of concrete reinforcement
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[国外标准] BS EN ISO 3735-1996 Crude petroleum and fuel oils. Determination of sediment. Extraction method
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[国外标准] BS EN ISO 3673-2-2000 Plastics -- Epoxy resins -- Part 2 Preparation of test specimens and determina
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[国外标准] BS EN ISO 354-2003(﹢Cor1) Acoustics — Measurement of sound absorption in a reverberation room
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[国外标准] BS EN ISO 3449-2005 Earth-moving machinery — Fallingobject protective structures — Laboratory tests
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[国外标准] BS EN ISO 3385-1995 Flexible cellular polymeric materials Determination of fatigue by constant-load
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[国外标准] BS EN ISO 3382-2-2008 Acoustics — Measurement of room acoustic parameters —Part 2 Reverberation time
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[国外标准] BS EN ISO 3188-1994 Starches and derived products - Determination of nitrogen content by the Kjeldah
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[国外标准] BS EN ISO 2639-2002 Steels. Determination and verification of the depth of carburized and hardened c
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[国外标准] BS EN ISO 2566-2-2001 钢.伸长值换算.奥氏体钢 Steel - Conversion of elongation values - Austenitic steels
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[国外标准] BS EN ISO 2556-2001 Plastics Determination of the gas transmission rate of films and thin sheets und
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[国外标准] BS EN ISO 24415-1-2009 Tips for assistive products for walking — Requirements and test methods Part