专利 一种电力开关柜状态检测方法及系统
ISO 8668-2 1986 Aircraft — Terminal junction systems — Part 2 Tests.pdf
ISO 16834 2012 Welding consumables — Wire electrodes, wires, rods and deposits for gas shielded arc welding of high strength steels — Classification.pdf
ISO 21459 2015 Space data and information transfer systems — Proximity-1 space link protocol — Coding and synchronization sublayer.pdf
ISO 4225 2020 Air quality — General aspects — Vocabulary.pdf
ISO 20712-3 2024 Water safety signs and beach safety flags Part 3 Guidance for use.pdf
ISO 11655 1995 Measurement of liquid flow in open channels Method of specifying performance of hydrometric equipment.pdf
ISO 21716-1 2020 Ships and marine technology Bioassay methods for screening anti-fouling paints Part 1 General requirements.pdf
ISO 1183-3 1999 Plastics — Methods for determining the density of non-cellular plastics — Part 3 Gas pyknometer method.pdf
ISO 535 2023 Paper and board — Determination of water absorptiveness — Cobb method.pdf
ISO IEC TR 16351 2019 Information technology — Systems and software engineering — Application management guidance on the relationship between.pdf
GB-T 19318-2024 小艇 远程液压操舵系统.pdf
GB-T 43602-2023 物理气相沉积多层硬质涂层的成分、结构及性能评价.pdf
GB-T 7468-1987 水质 总汞的测定 冷原子吸收分光光度法.pdf
GB-T 24381-2009 纺织机械与附件 提花织造用镶入综眼的钢丝综.pdf
GB-T 16461-2016 单刃车削刀具寿命试验.pdf
GB-T 27763-2011 声学 评价工作间声学性能的空间声场分布曲线的测量方法及参量表述.pdf
GB-T 3510-2006 未硫化胶 塑性的测定 快速塑性计法.pdf
GB-T 1357-2008 通用机械和重型机械用圆柱齿轮 模数.pdf
GB-T 8152.8-1987 铅精矿化学分析方法 二硫代二安替比林甲烷分光光度法测定铋量.pdf
GB-T 36234-2018 钛及钛合金、锆及锆合金熔化焊焊工技能评定.pdf