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GB-T 18284-2000 快速响应矩阵码
ISO-TS 14837-31 2017 Mechanical vibration Ground-borne noise and vibration arising from rail systems Part 31 Guideline on field measurements for the evaluation of human exposure in buildings.pdfISO 8502-4 2017 Preparation of steel substrates before application of paints and related products Tests for the assessment of surface cleanliness Part 4 Guidance on the estimation of the probability.pdfISO 8668-6 1994 Aircraft — Terminal junction systems — Part 6 Detail specification for type 4 system.pdfISO 23280 2022 Electrically propelled mopeds and motorcycles Test method for evaluation of energy performance using motor dynamometer.pdfISO TR 25901-1 2016 Welding and allied processes — Vocabulary — Part 1 General terms.pdfISO 9950 1995 Industrial quenching oils — Determination of cooling characteristics — Nickel-alloy probe test method.pdfISO 25178-1 2016 Geometrical product specifications (GPS) — Surface texture Areal — Part 1 Indication of surface texture.pdfISO 4194-1981Magnesium alloys. Determination of zinc content. Flame atomic absorption spectrometric.pdfISO 7231 2023 Polymeric materials, cellular, flexible — Determination of air flow value at co.pdfISO 21904-3 2018 Health and safety in welding and allied processes Requirements testing and marking of equipment for air filtration Part 3 Determination of the capture efficiency of on-torch welding.pdfGB-T 5118-2012 热强钢焊条.pdfGB-T 8488-2008 耐酸砖.pdfGB-T 25089-2010 道路车辆 数据电缆.pdfGB-T 15300-1994 电子设备用电位器 第二部分 空白详细规范 螺杆驱动和旋转预调电位器 评定水平 E.pdfGB-T 7308.3-2021 滑动轴承 有法兰或无法兰薄壁轴瓦 第3部分 周长测量.pdfGB-T 31415-2015 色漆和清漆 海上建筑及相关结构用防护涂料体系性能要求.pdfGB-T 19310-2003 小艇 永久性安装的燃油系统和固定式燃油柜.pdfGB-T 17551-1998 识别卡 光记忆卡 一般特性.pdfGB-T 30496-2014 造船 船舶主动转向装置 词汇.pdfGB-T 44444-2024 液体荧光氧分析仪的性能表示.pdf
