GB-T 33581-2017 石油天然气工业 钻井液 固控设备评价
ISO 15661 2020 Copper and nickel sulfide ores and concentrates Determination of total chlorine content Alkaline fusion and potentiometric titration method.pdf
ISO-IEC 29341-8-13 2008 Information technology - UPnP Device Architecture - Part 8-13 Internet Gateway Device Control Protocol - Radius Client Service .pdf
ISO 16000-31 2014 Indoor air — Part 31 Measurement of flame retardants and plasticizers based on organophosphorus compounds — Phosphoric acid ester.pdf
ISO 657-21 1983 Hot-rolled steel sections Part 21 T-sections with equal depth and flange width Dimensions.pdf
ISO 6944-1 2024 Fire containment Elements of building construction Part 1 Ventilation ducts.pdf
ISO 15362 2014 Stereomicroscopes — Information provided to the user.pdf
ISO-PAS 22101-3 2024 Polyethylene reinforced with short glass fibres (PE-sGF) piping systems for industrial applications Part 3 Fittings.pdf
ISO 7176-32 2022 Wheelchairs — Part 32 Test method for wheelchair castor assembly durability.pdf
ISO 11933-5 2001 Components for containment enclosures — Part 5 Penetrations for electrical and fluid circuits.pdf
ISO 55011 2024 Asset management Guidance for the development of public policy to enable asset management.pdf
GB-T 27024-2014 合格评定 人员认证机构通用要求.pdf
GB-T 3600-2000 肥料中氨态氮含量的测定 甲醛法.pdf
GB-T 25112-2010 焊接、切割及类似工艺用压力表.pdf
GB-T 8421-2020 农业轮式拖拉机 驾驶员座椅 传递振动的实验室测量.pdf
GB-T 19735-2005 缩微摄影技术 16mm缩微胶片轮转式摄影机 机械与光学特性.pdf
GB-T 12313-1990 感官分析方法 风味剖面检验.pdf
GB-T 17940-2000 半导体器件 集成电路 第3部分 模拟集成电路.pdf
GB-T 33157-2016 建筑用绝热制品 与面平行拉伸强度的测定.pdf
GB 18956-2003 木工机床安全 平压两用刨床.pdf
GB-T 17886.3-1999 标称电压1 kV及以下交流电力系统用非自愈式并联电容器 第3部分 内部熔丝.pdf