GB/T 39966-2021.Guidelines for environmental performance evaluation in waste resource multiple utili...
GB/T 39860-2021 胶乳制品表面残余矿物粉末的快速鉴别X-射线衍射法
GB/T 39860-2021.Rapid identification of the surface residual mineral powder on latex products-X-ray ...
GB/T 10001.9-2021 公共信息图形符号第9部分:无障碍设施符号
GB/T 10001.9-2021.Public information graphical symbols-Part 9: Symbols for accessible facilities. 1范...
GB/T 39964-2021 造纸行业能源管理体系实施指南
GB/T 39964-2021.Implementation guidance for energy management systems in paper industry. 1范围 GB/T 39...
GB/T 17215.221-2021 电测量设备(交流)通用要求、试验和试验条件第21部分:费率和负荷控制设备
GB/T 17215.221-2021.Electricity metering equipment(a.c.)一General requirements, tests and test condit...
GB/T 16895.21-2020 低压电气装置第4-41部分:安全防护 电击防护
GB/T 16895.21-2020.Low-voltage electrical installations-Part 4-41 : Protection for safety一Protection...
GB/T 10001.6-2021 公共信息图形符号第6部分:医疗保健符号
GB/T 10001.6-2021.Public information graphical symbols-Part 6: Symbols for medical treatment and hea...
GB/T 15914-2021 蒸汽加热设备节能监测方法
GB/T 15914-2021.Monitoring and testing method for energy saving of steam heating equipments. 1范围 GB/...
GB/T 39865-2021 单轴晶光学晶体折射率测量方法
GB/T 39865-2021.Method for measuring refractive index of uniaxial optical crystals. 1范围 GB/T 39865规定...
GB/T 15566.20-2021 公共信息导向系统 设置原则与要求第20部分:城市区域
GB/T 15566.20-2021.Public information guidance systems- Setting principles and requirements-Part 20:...
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