专利 一种抗沙尘环境沉积物腐蚀的稀土块体陶瓷材料及其制备方法和应用
ISO 11265 1994 Soil quality — Determination of the specific electrical conductivity.pdf
ISO 2354 1976 Magnesium alloys — Determination of insoluble zirconium — Alizari.pdf
ISO TR 6277 2024 Blockchain and distributed ledger technologies —.pdf
ISO 19901-6 2009 Petroleum and natural gas industries — Specific requirements for offshore structures — Part 6 Marine operations.pdf
ISO TR 3666 1998 Viscosity of water.pdf
ISO 15031-3 2023 Road vehicles — Communication between vehicle and external equipment for emissions-related diagnostics — Part 3 Diagnostic connector and relat.pdf
ISO 14114 2017 Gas welding equipment Acetylene manifold systems for welding cutting and allied processes General requirements.pdf
ISO 22232-2 2020 Non-destructive testing Characterization and verification of ultrasonic test equipment Part 2 Probes.pdf
ISO 6405-2 2017-Amd 1 2022 Earth-moving machinery Symbols for operator controls and other displays Part 2 Symbols for specific machines equipment and accessories Amendment 1 Additional symbols.pdf
ISO 19351 2019 Fallopian rings — Requirements and test methods.pdf
GB-T 11841-1989 二氧化铀粉末和芯块中铀的测定 硫酸亚铁还原-重铬酸钾氧化滴定法.pdf
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GB-T 22095-2008 铸铁平板.pdf
GB-T 32064-2015 建筑用材料导热系数和热扩散系数瞬态平面热源测试法.pdf
GB-T 3098.26-2021 紧固件机械性能 平垫圈.pdf
GB-T 10192-1988 磁性氧化物制成的螺纹磁芯的尺寸.pdf
GB-T 12560-1999 半导体器件 分立器件分规范.pdf
GB-T 14455.6-2008 香料 酯值或含酯量的测定.pdf
GB-T 7329-2008 电力线载波结合设备.pdf
GB-T 10221-2021 感官分析 术语.pdf