ISO 4768 2023 Measurement method of anti-biofilm activity on plast
ISO 15901-2 2022 Pore size distribution and porosity of solid materials by mercury porosimetry and gas adsorption — Part 2 Analysis of nanopores by gas adsorption.pdf
ISO 6624-1 2017 Internal combustion engines — Piston rings — Part 1 Keystone rings made of cast iron.pdf
ISO 4141-3 2019 Road vehicles — Multi-core connecting cables — Part 3 Construction, dimensions and marking of unscreened sheathed low-v.pdf
ISO 6626-2 2024 Internal combustion engines Piston rings Part 2 Coil-spring-loaded oil control rings of narrow width made of cast iron.pdf
ISO 5968-1981Circular screwing dies. Terminology first edition.pdf
ISO 1984-2 2001 Test conditions for manually controlled milling machines with table of fixed height - Testing of the accuracy — Part 2 Machines with vertical spindle.pdf
ISO 1887 2014 Textile glass — Determination of combustible-matter content.pdf
ISO 5016 1997 Shaped insulating refractory products — Determination of bulk density and.pdf
ISO 2954 2012 Mechanical vibration of rotating and reciprocating machinery — Requirements for instruments for measuring vibration severity.pdf
ISO 1409 2020 Plastics-rubber Polymer dispersions and rubber latices (natural and synthetic) Determination of surface tension.pdf
GB-T 27023-2008 第三方认证制度中标准符合性的表示方法.pdf
GB-T 5683-2024 铬铁.pdf
GB-T 18590-2001 金属和合金的腐蚀 点蚀评定方法.pdf
GB-T 5561-2012 表面活性剂 用旋转式粘度计测定粘度和流动性质的方法.pdf
GB 15146.7-1994 反应堆外易裂变材料的核临界安全 次临界中子增殖就地测量安全规定.pdf
GB-T 21874-2008 弹性体密封件 排水管道接口密封件材料要求 热塑性弹性体.pdf
GB-T 27752-2011 铀、钚和重铬酸钾标准溶液浓度的确认.pdf
GB-T 21838.2-2008 金属材料 硬度和材料参数的仪器化压痕试验 第2部分 试验机的检验和校准.pdf
GB-T 18012-2021 胶乳 pH值的测定.pdf
GB-T 10739-2002 纸、纸板和纸浆试样处理和试验的标准大气条件.pdf