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4101+ standards in database
4101 result(s) found
高压直流输电工程系统规划导则
Guideline for system planning of high voltage direct current（HVDC） power transmission project
弱磁材料相对磁导率的测量方法
Methods for the determination of the relative magnetic permeability of feebly magnetic materials
配电信息交换总线技术要求
Technical requirements of information exchange bus for distribution network
火炸药危险环境用电气设备及安装
Electrical apparatus and installation in areas endangered by explosives
低压封闭式开关设备和控制设备 第1部分：在维修和维护工作中提供隔离功能的封闭式隔离开关
Low-voltage switchgear and controlgear enclosed equipment—Part 1:Enclosed switch-disconnectors to provide isolation during repair and maintenance work
燃油容器爆炸性环境阻隔抑爆材料技术要求
Technique requirements for explosion suppression material in fuel tank explosive atmospheres
电网运行与控制数据规范
Specification for power grid operation and control data
电力需求响应系统功能规范
Function specification of power demand response system
固体材料微波频段使用波导装置的电磁参数测量方法
Measuring method for electromagnetic parameters of solid materials at microwave frequencies using waveguide
室外照明干扰光限制规范
Specification for limitation to obtrusive light of outdoor lighting
蓝宝石晶体缺陷图谱
Collection of metallographs on defects of sapphire crystal
200mm硅外延片
200mm silicon epitaxial wafer
太阳能电池用锗基Ⅲ-Ⅴ族化合物外延片
Epitaxial wafers of germanium based Ⅲ-Ⅴcompounds for solar cell
流化床法颗粒硅
Granular polysilicon produced by fluidized bed method
太阳能电池用砷化镓单晶抛光片
Monocrystalline gallium arsenide polished wafers for solar cell
LED公共照明智能系统接口应用层通信协议
Application layer communication protocols for the interface in intelligent public LED lighting systems
爆炸性气体环境用电阻加热器通用技术要求
General technical requirements for electric resistance heaters used in explosive gas atmospheres
油气回收系统防爆技术要求
Explosion protected technique requirements for vapour recovery system
塑料光纤电力信息传输系统技术规范 第5部分：综合布线
Technical specification for eletric power information transmission system on plastic optical fiber—Part 5:Generic cabling
±800 kV 特高压直流输电控制与保护设备技术要求
Technical requirments of control and protection equipment of ±800 kV ultra high voltage direct current transmission