GB/T 39986-2021.Pumps一Testing一Submersible mixers for wastewater and similar applications.1范围GB/T 39986规定了潜水搅拌器(以下简称“搅拌器”)的验收试验方法...
GB/T 39952-2021.Titanium dioxide-based dispersion for photocatalysis.1范围GB/T 39952规定了二氧化钛基光催化分散液的产品分类与标记、要求.试验方法、检验...
GB/T 39968-2021.Technical specification of ventilation louvers for building.1范围GB/T 39968规定了建筑用通风百叶窗的分类和标记、一般要求、要求、试验方法...
GB/T 40075-2021.General technical specification of six-axle light rail vehicle with articulated bogie for urban rail transit.1范围GB/T 40075规定了城市轨道交通高地板六轴...
GB/T 7424.20-2021.Optical fibre cable generic specification-Part 20: Basic opticalcable test procedures-General and definitions.1范围GB/T 7424的本部分规定了光缆机械性能...
GB 16993-2021.Safety regulations for avoid working under hazardous condition of oxygen deficiency in enclosed spaces aboard ships.1范围GB 16993规定了作业人员及其他有关人...
GB 18985-2021.Amount of supply gases for divers.1范園GB 18985规定了潜水作业的供气流量要求和潜水作业的气体贮备量要求。GB 18985适用于潜水员使用通风...
GB 40163-2021.Safety technical specification for packing dangerous goods in containers transported by sea.1范围GB 40163规定了海运危险货物集装箱装箱作业的基本要求...
GB/T 33780.4-2021.Technical specification of electronic government common platform based on cloud computing-Part 4: Operation system.1范围GB/T 33780的本部分规定了基于云计...
GB/T 40012-2021.Customization-Taxonomy guideline.1范围GB/T 40012根据个性化定制的特点,描述了个性化定制的分类方法。GB/T 40012适用于制造业企业开展个性...
