专利 一种签到打卡装置
ISO 19063-1 2015 Plastics — Impact-resistant polystyrene (PS-I) moulding and extrusion materials — Part 1 Designation system and basis for specifications.pdf
ISO TR 26368 2012 Environmental damage limitation from fire-fighting water run-off.pdf
ISO 8994 2018 Anodizing of aluminium and its alloys Rating system for the evaluation of pitting corrosion Grid method.pdf
ISO 37151 2024 Smart community infrastructures Principles and requirements for performance metrics.pdf
ISO 24652 2023 Spherical plain bearings — Spherical plain bearings rod ends for hydraul.pdf
ISO 18589-1 2019 Measurement of radioactivity in the environment — Soil — Part 1 General guidelines and definitions.pdf
ISO 23478 2022 Bamboo structures — Engineered bamboo products — Test methods for determination of physical and mechanical properties.pdf
ISO 15500-9 2020 Road vehicles Compressed natural gas (CNG) fuel system components Part 9 Pressure regulator.pdf
ISO 14184-2 2011 Textiles — Determination of formaldehyde — Part 2 Released formaldehyde (vapour absorption method).pdf
ISO IEC TR 10182 2016 Information technology — Programming languages, their environments and system software interfaces — Guidelines for language bindings.pdf
GB-T 25250-2010 成像材料 纸质照片上的彩色影像 打印彩色影像室内耐水性测定.pdf
GB-T 13888-2009 在开磁路中测量磁性材料矫顽力的方法.pdf
GB-T 2679.14-1996 过滤纸和纸板最大孔径的测定.pdf
GB-T 5352-2005 纤维增强热固性塑料管平行板 外载性能试验方法.pdf
GB-T 14017-2009 木材横纹抗拉强度试验方法.pdf
GB-T 22674-2008 直流系统用套管.pdf
GB-T 42945-2023 纸浆 细小纤维质量分数的测定.pdf
GB-T 18310.14-2003 纤维光学互连器件和无源器件 基本试验和测量程序 第2-14部分 试验 最大输入功率.pdf
GB-T 39521-2020 农业拖拉机和机械 拖拉机和自走式机械的自动导航系统 安全要求.pdf
GB-T 17903.3-2008 信息技术 安全技术 抗抵赖 第3部分 采用非对称技术的机制.pdf