腾讯研究院 数字人产业发展趋势报告 2022
ISO 6020-3 2015 Hydraulic fluid power — Mounting dimensions for single rod cylinders, 16 MPa (160 bar) series — Part 3 Compact series with bores from 250 mm to 500 mm.pdf
ISO 21438-1 2022 Workplace atmospheres — Determination of inorganic acids by ion chromatography — Part 1 Non-volatile acids (sulfuric acid and phosphoric acid).pdf
ISO 12176-1 2017 Plastics pipes and fittings — Equipment for fusion jointing polyethylene systems — Part 1 Butt fusion.pdf
ISO 16260 2016 Paper and board — Determination of internal bond strength.pdf
ISO 18221 2016 Microscopes — Microscopes with digital imaging displays — Information provided to the user regarding imaging performance.pdf
ISO 15686-7 2017 Buildings and constructed assets — Service life planning — Part 7 Performance evaluation for feedback of service life data from practice.pdf
ISO 5843-2 1990 Aerospace — List of equivalent terms — Part 2 Aerospace rivets.pdf
ISO 17987-1-2016.pdf
ISO 15708-4 2017 Non-destructive testing — Radiation methods for computed tomography — Part 4 Qualification.pdf
ISO 6836-1983Surface active agents. Mercerizing agents. Evaluation of the activity of wetting produc.pdf
GB-T 9185-2003 摄影师 135规格胶片和暗盒 规范.pdf
GB-T 6172.1-2016 六角薄螺母.pdf
GB-Z 17624.4-2019 电磁兼容 综述 2kHz内限制设备工频谐波电流传导发射的历史依据.pdf
GB-T 43146-2023 锥齿轮和准双曲面齿轮几何学.pdf
GB-T 5869-2010 救生衣灯.pdf
GB-T 12162.1-2000 用于校准剂量仪和剂量率仪及确定其能量响应的X和γ参考辐射 第1部分 辐射特性及产生方法.pdf
GB-T 13777-2024 棉纤维成熟度试验方法 显微镜法.pdf
GB-T 23291-2009 机床 整体爪手动自定心卡盘检验条件.pdf
GB-Z 25426-2010 风力发电机组 机械载荷测量.pdf
GB-T 22077-2008 架空导线蠕变试验方法.pdf