全网唯一标准王
SN-T 1690.3-2019 新型纺织纤维成分分析方法 第3部分：石墨烯改性纤维的定性鉴别
ISO 1995 1981 Aromatic hydrocarbons — Sampling.pdfISO 16659-1 2022 Ventilation systems for nuclear facilities — In-situ efficiency test methods for iodine traps with solid sorbent — Part 1 General requirements.pdfISO 12218 1997 Graphic technology — Process control — Offset platemaking.pdfISO-IEC TR 18720 2024 Information technology User interfaces Use cases of serviced offices.pdfISO TR 17950 2016 Impact test procedures for road vehicles — Rear seat positioning procedures for Hybrid III 5th percentile female dummy.pdfISO 9102 1997 Diesel engines — Screw-in injection nozzle holders, types 24, 25, 26 and 26.1.pdfISO 18338 2021 Metallic materials — Torsion test at room temperature.pdfISO 11929-1 2019 Determination of the characteristic limits (decision threshold, detection limit and limits of the coverage interval) for measurements of ionizing radiation.pdfISO-IEC 10995 2011 Information technology -- Digitally recorded media for information interchange and storage -- Test method for the estimation of the archival lifetime of optical media.pdfISO 1151-3 1989 Flight dynamics — Concepts, quantities and symbols — Part 3 Derivativ.pdfGB-T 4656-2008 技术制图 棒料、型材及其断面的简化表示法.pdfGB-T 469-2013 铅锭.pdfGB-T 17853-2018 不锈钢药芯焊丝.pdfGB-T 4388-2008 呆扳手、梅花扳手、两用扳手的型式.pdfGB 4706.74-2008 家用和类似用途电器的安全 缝纫机的特殊要求.pdfGB 25432-2010 平板硫化机安全要求.pdfGB-T 27669-2011 无损检测 超声检测 超声检测仪电性能评定.pdfGB-T 29713-2013 不锈钢焊丝和焊带.pdfGB-T 40393-2021 金属和合金的腐蚀 奥氏体不锈钢晶间腐蚀敏感性加速腐蚀试验方法.pdfGB-T 20305-2006 起重用钢制圆环校准链 正确使用和维护导则.pdf
