GB 811-2022 摩托车 电动自行车乘员头盔
ISO 20671-2 2023 Brand evaluation — Part 2 Implementation and reporting.pdf
ISO 10425 2023 Steel wire ropes for the petroleum and natural gas industries — M.pdf
ISO 80601-2-80 2024 Medical electrical equipment - Part 2-80 Particular requirements for basic safety and essential performance of ventilatory support equipment for ventilatory insufficiency.pdf
ISO-TS 32004 2024 Document management Portable Document Format Integrity protection in encrypted documents in PDF 2.0.pdf
ISO TR 15686-11 2014 Buildings and constructed assets — Service life planning — Part 11 Terminology.pdf
ISO 20766-1 2018 Road vehicles Liquefied petroleum gas (LPG) fuel systems components Part 1 General requirements and definitions.pdf
ISO TR 14786 2014 Nanotechnologies — Considerations for the development of che.pdf
ISO 7944 1998 Optics and optical instruments — Reference wavelengths.pdf
ISO 55002 2018 Asset management — Management systems — Guidelines for the application of ISO 55001.pdf
ISO-IEC 9798-3 2019 IT Security techniques - Entity authentication - Part 3 Mechanisms using digital signature techniques.pdf
GB-T 36198-2018 土壤质量 土壤气体采样指南.pdf
GB-T 43102-2023 金属覆盖层 孔隙率试验 用亚硫酸-二氧化硫蒸汽测定金或钯镀层孔隙率.pdf
GB-T 5779.3-2000 紧固件表面缺陷 螺栓、螺钉和螺柱 特殊要求.pdf
GB-T 17963-2000 信息技术 开放系统互连 网络层安全协议.pdf
GB-T 5208-2008 闪点的测定 快速平衡闭杯法.pdf
GB-T 3-1997 普通螺纹收尾、肩距、退刀槽和倒角.pdf
GB-T 3672.1-2002 橡胶制品的公差 第1部分 尺寸公差.pdf
GB-T 16505.1-1996 信息处理系统 开放系统互连 文卷传送、访问和管理 第1部分 概论.pdf
GB-T 9204-2008 固定顶尖.pdf
GB-T 219-2008 煤灰熔融性的测定方法.pdf