专利 一种高密闭性过滤器
ISO-TS 21219-22 2017 Intelligent transport systems Traffic and travel information (TTI) via transport protocol experts group generation 2 (TPEG2) Part 22 OpenLR location referencing (TPEG2-OLR).pdf
ISO IEC 19086-1 2016 Information technology — Cloud computing — Service level ag.pdf
ISO 18075 2018 Steady-state neutronics methods for power-reactor analysis.pdf
ISO 3765 1998 Timekeeping instruments — Wristwatches — Dimensions of bracelet-to-case fastening elements.pdf
ISO 28139 2019 Equipment for crop protection — Knapsack combustion engine-drive.pdf
ISO 23277 2015 Non-destructive testing of welds — Penetrant testing — Acceptance levels.pdf
ISO IEC 19757-2 2008 Information technology — Document Schema Definition Langu.pdf
ISO 18167 2020 Textile floor coverings — Installation practices — General.pdf
ISO 13931 2013 Carbon fibre — Determination of volume resistivity.pdf
ISO 4155 2022 Magnesium and magnesium alloys — Determination of nickel — Inductively coupled plasma optical emission spectrometric method.pdf
GB-T 24298-2009 热双金属横向弯曲试验方法.pdf
GB-T 39558-2020 感官分析 方法学 “A”-“非A” 检验.pdf
GB-T 22801-2009 纺织机械 染整机器导布辊 主要尺寸及要求.pdf
GB-T 647-2011 化学试剂 硝酸钾.pdf
GB-T 9797-2005 金属覆盖层 镍+铬和铜+镍+铬电镀层.pdf
GB-T 9738-2008 化学试剂 水不溶物测定通用方法.pdf
GB-T 30664-2014 化学品 两栖动物变态试验.pdf
GB-T 7574-2008 信息处理 信息交换用磁带的文卷结构和标号.pdf
GB-T 19205-2008 天然气标准参比条件.pdf
GB-T 18904.3-2002 半导体器件 第12-3部分 光电子器件 显示用发光二极管空白详细规范.pdf