GB 4706.57-2008 家用和类似用途电器的安全 地板处理机和湿式擦洗机的特殊要求
ISO 9958-1 1992 Draughting media for technical drawings Draughting film with polyester base Part 1 Requirements and marking.pdf
ISO 14302 2022 Space systems — Electromagnetic compatibility requirements.pdf
ISO 11677-2 1994 Textile machinery and accessories — Main dimensions of flat steel healds with open end loops — Part 2 J-shaped end loops.pdf
ISO 13174 2012 Cathodic protection of harbour installations.pdf
ISO 13142 2021 Optics and photonics — Lasers and laser-related equipment — Cavity ring-down method for high-reflectance and high-transmittance measurements.pdf
ISO 6897-1984Guidelines for the evaluation of the response of occupants of fixed structures,especial.pdf
ISO 24497-2 2020 Non-destructive testing — Metal magnetic memory — Part 2 Inspection of welded joints.pdf
ISO 129-5 2018 Technical product documentation Indication of dimensions and tolerances Part 5 Dimensioning of structural metal work.pdf
ISO 3221 1998 Aerospace Nuts anchor self-locking fixed 90 degrees corner with counterbore with MJ threads classifications 1 100 MPa (at ambient temperature)-235 degrees C 1 100 MPa (at ambient temper.pdf
ISO 20982 2020 Priests (caper) (Capparis spp.) — Specification and test methods.pdf
GB-T 7313-1987 高保真扬声器系统最低性能要求及测量方法.pdf
GB-T 26845-2011 地毯毯面外观变化的评价.pdf
GB-T 40291-2021 核仪器仪表 辐射探测器用高纯度锗晶体 基本特性的测量方法.pdf
GB-T 31898-2015 纺织品 色牢度试验 装饰织物耐水斑色牢度.pdf
GB-T 30025-2013 起重机 起重机及其部件质量的测量.pdf
GB-T 30215-2013 飞机电磁继电器和接触器通用要求.pdf
GB-T 17878-2009 工业用非重复充装焊接钢瓶用瓶阀.pdf
GB 22160-2008 食品级微晶蜡.pdf
GB-T 8458-2003 纺织机械与附件 针织机针距.pdf
GB-T 677-2011 化学试剂 乙酸酐.pdf