说明:收录25万 73个行业的国家标准 支持批量下载
GB-T 18525.7-2001 空心莲辐照杀虫工艺
ISO IEC 11801-5 2017 Information technology — Generic cabling for customer premises — Part 5 Data centres.pdfISO 14300-1 2023 Space systems — Programme management — Part 1 Structuring of a project.pdfISO 16000-20 2014 Indoor air — Part 20 Detection and enumeration of moulds — Determination of total spore count.pdfISO 14371 2012 Water quality — Determination of fresh water sediment toxicity to Heterocypris incongruens (Crustacea, Ostracoda).pdfISO 3800 1993 Threaded fasteners — Axial load fatigue testing — Test methods and evaluation of results.pdfISO 10530-1992Water quality. Determination of dissolved sulfide. Photometric method using methylene.pdfISO 109-1982Textile machinery. Working widths of weaving machines first edition.pdfISO 3168 1998 Aerospace Nuts anchor self-locking fixed single lug with counterbore with MJ threads classifications 1 100 MPa (at ambient temperature )-235 degrees C 1 100 MPa (at ambient temperature .pdfISO 26142 2010 Hydrogen detection apparatus — Stationary applications.pdfISO 24805 2022 Recreational diving services — Requirements for rebreather diver training — Decompression diving to 45 m.pdfGB-T 29057-2012 用区熔拉晶法和光谱分析法评价多晶硅棒的规程.pdfGB-T 20329-2006 端键传动的铣刀和铣刀刀杆上刀座的互换尺寸.pdfGB-T 20333-2006 圆柱和圆锥管螺纹丝锥的基本尺寸和标志.pdfGB-T 17724-1999 造船 管路系统 信息传递.pdfGB-T 18404-2001 铠装热电偶电缆及铠装热电偶.pdfGB-T 19874-2005 机械振动 机器不平衡敏感度和不平衡灵敏度.pdfGB-T 30973-2014 信息技术 软件状态转换的人际通信表示.pdfGB-T 2900.91-2015 电工术语 量和单位.pdfGB-T 22334-2008 动物射频识别 技术准则.pdfGB-T 39369-2020 皮革 物理和机械试验 透水汽性测定.pdf
