专利 石墨烯泡沫柱的制备方法和石墨烯散热材料及其制备方法
ISO 6798-2 2020 Reciprocating internal combustion engines Measurement of sound power level using sound pressure Part 2 Survey method.pdf
ISO 22584 2019 Traditional Chinese medicine — Angelica sinensis root.pdf
ISO 3723 2015 Hydraulic fluid power — Filter elements — Method for end load test.pdf
ISO 26723 2020 Plastics — Determination of total luminous transmittance and reflectance.pdf
ISO 810-1973Magnesium and magnesium alloys. Determination of manganese. Periodate photometric method.pdf
ISO TR 22293 2021 Evaluation of methods for assessing the release of nanomaterials from commercial, nanomaterial-containing polymer composites.pdf
ISO 4552-1 1987 Ferroalloys — Sampling and sample preparation for chemical analysis — Part 1 Ferrochromium, ferrosilicochromium, ferrosilicon, ferrosilicomangan.pdf
ISO 148-1 2016 Metallic materials — Charpy pendulum impact test — Part 1 Test method.pdf
ISO-TS 13399-315 2018 Cutting tool data representation and exchange Part 315 Creation and exchange of 3D models Modelling of machine operated feed out tools.pdf
ISO-IEC 9834-5 1991 Information technology -- Open Systems Interconnection -- Procedures for the operation of OSI Registration Authorities -- Part 5 Register of VT Control Object Definitions.pdf
GB-T 16535-2008 精细陶瓷线热膨胀系数试验方法 顶杆法.pdf
GB-T 11039.3-2005 纺织品 色牢度试验 耐大气污染物色牢度 第3部分 大气臭氧.pdf
GB-T 19243-2003 硫化橡胶或热塑性橡胶与有机物接触污染的试验方法.pdf
GB-T 23263-2009 制品中石棉含量测定方法.pdf
GB-T 17548-2008 信息技术 POSIX标准符合性的测试方法规范和测试方法实现的要求和指南.pdf
GB-T 39844-2021 可靠性增长 统计试验和评估方法.pdf
GB-T 19077-2016 粒度分析 激光衍射法.pdf
GB-T 21807-2008 化学品 鱼类胚胎和卵黄囊仔鱼阶段的短期毒性试验.pdf
GB-T 1402-2010 轨道交通 牵引供电系统电压.pdf
GB-T 4357-2009 冷拉碳素弹簧钢丝.pdf