GB/T 16472-2013
codes for passengers,types of cargo,packages and packaging materials 乘客及货物类型、包装类型和包装材料类型代码 |
NB/T 20039.7-2013
code on nuclear air and gas treatment ventilation, air conditioning and air cleaning. Part 7: Low efficiency air filters 核空气和气体处理规范 通风、空调与空气净化 第7部分:低效空气过滤器 |
NB/T 20002.4-2013
Welding code for mechanical components of PWR nuclear islands. Part 4: Qualification of filler materials 压水堆核电厂核岛机械设备焊接规范 第4部分:焊接填充材料评定 |
NB/T 20002.7-2013
Welding code for mechanical components of PWR nuclear island. Part 7: Hardfacing 压水堆核电厂核岛机械设备焊接规范 第7部分:耐磨堆焊 |
NB/T 20039.19-2013
code on nuclear air and gas treatment Ventilation, air conditioning and air cleaning. Part 19: Special type HEPA filters 核空气和气体处理规范 通风、空调与空气净化 第19部分:特殊类型的高效空气过滤器 |
NB/T 20039.4-2013
code on nuclear air and gas treatment Ventilation, air conditioning and air cleaning. Part 4: Housings 核空气和气体处理规范 通风、空调与空气净化 第4部分:箱体 |
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