全网唯一标准王
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
ISO-TS 16710-1 2024 Ergonomics methods Part 1 Feedback method A method to understand how end users perform their work with machines.pdfISO 14707 2021 Surface chemical analysis Glow discharge optical emission spectrometry (GD-OES) Introduction to use.pdfISO 1656 2019 Rubber, raw natural, and rubber latex, natural — Determination of nitrogen.pdfISO 13111-1 2017 Intelligent transport systems (ITS) — The use of personal ITS station to support ITS service provision for travellers — Part 1 General information and use case definitions.pdfISO-TS 15338 2020 Surface chemical analysis Glow discharge mass spectrometry Operating procedures.pdfISO 22654 2002 Footwear — Test methods for outsoles — Tensile strength and elongation.pdfISO 16321-1 2021 Eye and face protection for occupational use — Part 1 General requirements.pdfISO 3026 1992 Cinematography — Printed 8 mm Type S image area on 35 mm motion-picture film perforated 8 mm Type S, 2R-4.227 (1664) or 5R-4.234 (1667) — Position and dimensions.pdfISO 23909 2008 Soil quality — Preparation of laboratory samples from large samples.pdfISO 3343 2010 Reinforcement yarns — Determination of twist balance index.pdfGB-T 614-2021 化学试剂 折光率测定通用方法.pdfGB-T 23704-2017 二维条码符号印制质量的检验.pdfGB-T 17969.6-2000 信息技术 开放系统互连 OSI登记机构的操作规程 第6部分 应用进程和应用实体.pdfGB-T 7305-2003 石油和合成液水分离性测定法.pdfGB-T 45139-2024 香柠檬、柠檬、苦橙和白柠檬精油（已全部除去或部分降低5-甲氧基补骨脂素）中5-甲氧基补骨脂素含量的测定 高效液相色谱法.pdfGB-T 42677-2023 钢管无损检测 无缝和焊接钢管表面缺欠的液体渗透检测.pdfGB-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.pdfGB-T 983-2012 不锈钢焊条.pdfGB-T 43663-2024 表面化学分析 二次离子质谱 静态二次离子质谱相对强度标的重复性和一致性.pdfGB-T 42871-2023 无损检测 声发射检测 混凝土声发射信号的测试方法.pdf
