GB-T 41254-2022 爆炸保护系统的功能安全评估方法
ISO 9936 2016 Animal and vegetable fats and oils — Determination of tocopherol and tocotrienol contents by high-performance liquid chromatography.pdf
ISO-IEC 9594-6 2020 Information technology - Open systems interconnection - Part 6 The Directory Selected attribute types.pdf
ISO IEC 15938-15 2019 Information technology — Multimedia content description interface — Part 15 Compact descriptors for video analysis.pdf
ISO 9803-2 2020 Vacuum technology — Mounting dimensions of pipeline fittings — Part 2 Knife-edge flange type.pdf
ISO 7801 2024.pdf
ISO 14968 2022 Paper and board Cut-size office paper Measurement of curl in a pack of sheets.pdf
ISO 18142 2014 Carbonaceous materials for the production of primary aluminium — Baked carbon bodies — Determination of the dynamic elasticity modulus by the resonance method.pdf
ISO 19085-15 2021 Woodworking machines — Safety — Part 15 Presses.pdf
BS ISO 70-1981 Cinematography. Monophonic 35 mm negative photographic sound record on 35 mm motion-picture film. Position and m.pdf
ISO 5618-2 2024 Fine ceramics (advanced ceramics advanced technical ceramics) Test method for GaN crystal surface defects Part 2 Method for determining etch pit density.pdf
GB 19781-2005 医学实验室-安全要求.pdf
GB-T 5226.1-2019 机械电气安全 机械电气设备 第1部分 通用技术条件.pdf
GB-T 5861-2003 液压快换接头 试验方法.pdf
GB-T 36640-2018 固体继电器.pdf
GB-T 40356-2021 厨用刀具.pdf
GB-T 32853-2016 地理信息 要素概念字典与注册簿.pdf
GB-T 28781-2012 气动 缸内径20mm至100mm的紧凑型气缸 基本尺寸、安装尺寸.pdf
GB-T 39743-2021 滑动轴承 热塑性塑料轴套 尺寸与公差.pdf
GB-T 25084-2010 标称电压高于1000V的架空线路用绝缘子串和绝缘子串组 交流工频电弧试验.pdf
GB-T 26716-2011 钟表 防磁手表.pdf