法律法规 银川市学生校外就餐休息场所卫生管理条例2021-09-28
ISO 11406 2001 Commercial road vehicles — Mechanical coupling between towing vehicles with rear-mounted coupling and drawbar trailers — Interchangeability.pdf
ISO 4602 2010 Reinforcements — Woven fabrics — Determination of number of yarns per unit length of warp and weft.pdf
ISO 13687-3 2017 Tourism and related services — Yacht harbours — Part 3 Minimum requirements for high service level harbours.pdf
ISO 12789-1 2008 Reference radiation fields — Simulated workplace neutron fields — Part 1 Characteristics and methods of production.pdf
ISO 11084-1 1993 Graphic technology — Register systems for photographic materials, foils and paper — Part 1 Three-pin systems.pdf
ISO 7383-2 2024 Fine bubble technology Evaluation method for determining gas content in fine bubble dispersions in water Part 2 Hydrogen content.pdf
ISO-IEC GUIDE 23 1982 Methods of indicating conformity with standards for third-party certification systems.pdf
ISO 15548-2 2013 Non-destructive testing — Equipment for eddy current examination — Part 2 Probe characteristics and verification.pdf
ISO 6469-3 2021 Electrically propelled road vehicles — Safety specifications — Part 3 Electrical safety.pdf
ISO 22067-1 2022 Graphic technology — Requirements for communication of environmental aspects of printed products — Part 1 General printing.pdf
GB-T 12217-2005 机器 轴高.pdf
GB-T 32240-2015 自动挤奶设备 要求及测试方法.pdf
GB-T 9580-2009 标准参比炭黑的鉴定方法.pdf
GB-T 5825-1986 建筑门窗扇开、关方向和开、关面的标志符号.pdf
GB-T 21492-2019 玻璃纤维增强塑料顶管.pdf
GB-T 6172.1-2016 六角薄螺母.pdf
GB-T 24133-2009 橡胶或塑料涂覆织物 调节和试验的标准环境.pdf
GB-Z 43684-2024 纳米技术 光栅的描述、测量和尺寸质量参数.pdf
GB-T 13160-1991 轻水堆核电厂辐射屏蔽检测大纲.pdf
GB-T 18590-2001 金属和合金的腐蚀 点蚀评定方法.pdf