Browse Standards
4331+ standards in database
4331 result(s) found
碳化硅单晶片微管密度的测定 化学腐蚀法
Test method for measuring micropipe density of monocrystalline silicon carbide wafers―Chemically etching
碳化硅单晶片厚度和总厚度变化测试方法
Test method for measuring thickness and total thickness variation of monocrystalline silicon carbide wafers
碳化硅单晶片直径测试方法
Test method for measuring diameter of monocrystalline silicon carbide wafers
器具开关 第2部分：转换选择器的特殊要求
Switches for appliances―Part 2: Particular requirements for change-over selectors
器具开关 第2部分：软线开关的特殊要求
Switches for appliances―Part 2: Particular requirements for cord switches
电气用纤维增强不饱和聚酯粉状模塑料（UP-PMC）
Fiber reinforced unsaturated polyester powder moulding compounds（UP-PMC）for electrical purposes
电气用纤维增强环氧粉状模塑料（EP-PMC）
Fiber reinforced epoxy powder moulding compounds（EP-PMC）for electrical purposes
电力设备用液压式提升设备技术规范
Specification for hydraulic lifting equipment in power construction
转换开关电器（TSE）选择和使用导则
Directives for selection and application of transfer switching equipment
普通照明用非定向自镇流LED灯规格分类
Classification of Non-directional Self-ballasted LED-lamps for general lighting services
反射型自镇流LED灯规格分类
Classification of self-ballasted LED reflector lamps
变流变压器 第1部分：工业用变流变压器
Converter transformers―Part 1: Transformers for industrial applications
电弧故障保护电器（AFDD）的一般要求
General requirements for arc fault detection device (AFDD)
普通照明用非定向自镇流LED灯 性能要求
Non-directional Self-ballasted LED-lamps for general lighting services―Performance requirements
电工电子产品着火危险试验 第38部分：燃烧流的毒性 试验方法概要和相关性
Fire hazard testing for electric and electronic products―Part 38: Toxicity of fire effluent―Summary and relevance of test methods
家用和类似用途固定式电气装置的开关 第1部分：通用要求
Switches for household and similar fixed-electrical installations―Part 1: General requirements
互感器 第2部分：电流互感器的补充技术要求
Instrument transformers―Part 2: Additional requirements for current transformers
机械电气设备 开放式数控系统 第4部分：硬件平台
Electrical equipment of machines―Open numerical control system―Part 4: Hardware platform
高原用风力发电设备环境技术要求
Environment specifications of wind-power generation equipments for plateau
1000kV变电站金具技术规范
Technical specification for fittings of 1000 kV substation