GB-T 2772-1999 林木种子检验规程
ISO IEC 27004-2009 信息技术-安全技术-信息安全管理-测量 - 中文版.pdf
ISO 5902 2013 Alpine skis — Determination of elastic properties.pdf
ISO 7822 1990 Textile glass reinforced plastics — Determination of void content — Loss on ignition, mechanical disintegration and statistical counting methods.pdf
ISO-IEC 10021-5 1999 Information technology -- Message Handling Systems (MHS) Message store Abstract service definition.pdf
ISO IEC 11586-4 1996 Information technology — Open Systems Interconnection — Generic upper layers security Protecting transfer syntax specification.pdf
ISO 20765-5 2022 Natural gas — Calculation of thermodynamic properties — Part 5 Calculation of viscosity, Joule-Thomson coefficient, and isentropic exponent.pdf
ISO 1693-1976Cryolite,natural and artificial. Determination of fluorine content. Modified willard-wi.pdf
ISO 11926-1 1995 Connections for general use and fluid power — Ports and stud ends with ISO 725 threads and O-ring sealing — Part 1 Ports with O-ring seal in truncated housing.pdf
ISO TS 30411 2018 Human resource management — Quality of hire metric.pdf
ISO IEC 13157-3 2016 Information technology — Telecommunications and information exchange between systems — NFC Security — Part 3 NFC-SEC cryptography standard using ECDH-256 and AES-GCM.pdf
GB-T 20568-2006 金属材料 管环液压试验方法.pdf
GB-T 15305.3-2009 涂附磨具 砂带 宽度与长度组合的选择.pdf
GB-T 35352-2017 增材制造 文件格式.pdf
GB-T 19494.1-2004 煤炭机械化采样 第1部分 采样方法.pdf
GB-T 3922-2013 纺织品 色牢度试验 耐汗渍色牢度.pdf
GB-T 3597-2002 肥料中硝态氮含量的测定 氮试剂重量法.pdf
GB-T 23585-2009 预防和降低苹果汁及其他饮料的苹果汁配料中展青霉素污染的操作规范.pdf
GB-T 23360-2009 机壳热特性的估算方法.pdf
GB-T 24370-2021 纳米技术 镉硫族化物胶体量子点表征 紫外-可见吸收光谱法.pdf
GB-T 12303-2009 海船声号器具的声压级测量.pdf