说明:收录100万 73个行业的国家标准 支持批量下载
ISO 6638-1 1985 Fruit and vegetable products — Determination of formic acid content — Part
ISO 22234 2005 Cinematography Relative and absolute sound pressure levels for motion-picture multi-channel sound systems Measurement methods and levels applicable to analog photographic film audio d.pdfISO 3262-32023 Extenders — Specifications and methods of test — Part 3 Blanc fixe.pdfISO 19443 2018.pdfISO 10073 2008 Tools for moulding — Support pillars.pdfISO IEC 20071-5 2022 Information technology — User interface component accessibility — Part 5 Accessible user interfaces for accessibility settings on information devices.pdfISO 13931 2013 Carbon fibre — Determination of volume resistivity.pdfISO 7711-2 2011 Dentistry Rotary diamond instruments Part 2 Discs.pdfISO 1523 2002 Determination of flash point — Closed cup equilibrium method.pdfISO 14706 2014 Surface chemical analysis — Determination of surface elemental contamination on silicon wafers by total-reflection X-ray fluorescence (TXRF) spectroscopy.pdfISO 21022 2018 Test method for fibre-reinforced cementitious composites Load-deflection curve using circular plates.pdfGB-T 6578-2008 液压缸活塞杆用防尘圈沟槽型式、尺寸和公差.pdfGB-T 18800-2017 家用微波炉 性能试验方法.pdfGB-T 3928-2008 直流电阻分压箱.pdfGB-T 21428-2008 往复式内燃机驱动的发电机组 安全性.pdfGB-T 16898-1997 难燃液压液使用导则.pdfGB-T 13029.1-2003 船舶电气装置 低压电力系统用电缆的选择和安装.pdfGB-T 23686-2018 电子电气产品环境意识设计.pdfGB-T 37618-2019 渗氮钢.pdfGB-T 7111.3-2002 纺织机械噪声测试规范 第3部分 非织造布机械.pdfGB-T 3534-2002 日用陶瓷器铅、镉溶出量的测定方法.pdf
