Search

Number of entries (Data is updated on a monthly basis): 82592
Weiter Weiter| 17261 - 17270 | 17271 - 17280|17281 - 17290 |Weiter Weiter

GB/T 31838.4-2019

固体绝缘材料 介电和电阻特性 第4部分:电阻特性(DC方法) 绝缘电阻

Solid insulating materials—Dielectric and resistive properties—Part 4: Resistive properties (DC methods)—Insulation resistance

GB/T 22720.2-2019

旋转电机 电压型变频器供电的旋转电机耐局部放电电气绝缘结构(Ⅱ型)的鉴定试验

Rotating electrical machines—Qualification tests for the partial discharge resistant electrical insulation systems (Type II) used in rotating electrical machines fed from voltage converters

GB/T 20975.30-2019

铝及铝合金化学分析方法 第30部分:氢含量的测定 加热提取热导法

Methods for chemical analysis of aluminium and aluminium alloys—Part 30:Determination of hydrogen content—Heating extraction-thermal conductivity method

GB/T 20975.31-2019

铝及铝合金化学分析方法 第31部分:磷含量的测定 钼蓝分光光度法

Methods for chemical analysis of aluminium and aluminium alloys—Part 31:Determination of phosphorus content—Molybdenum blue spectrophotometry

GB/T 37660-2019

柔性直流输电用电力电子器件技术规范

Technical specification of power electronic devices for high-voltage direct current (HVDC) transmission using voltage sourced converters (VSC)

GB/T 37659-2019

叠层母线排用绝缘胶膜

Insulating bonding sheet for laminated bus-bar

GB/T 37661-2019

船用广播系统通用规范

General specification for marine public address system

GB/T 20629.3-2019

电气用非纤维素纸 第3部分:无填充聚芳酰胺纤维纸

Non-cellulosic papers for electrical purposes—Part 3: Unfilled aramid (aromatic polyamide) papers

GB/T 35031.6-2019

用户端能源管理系统 第6部分:管理指标体系

Customer energy management system—Part 6: Management indicator system

GB/T 20975.29-2019

铝及铝合金化学分析方法 第29部分:钼含量的测定 硫氰酸盐分光光度法

Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry

Number of entries (Data is updated on a monthly basis): 82592
Weiter Weiter| 17261 - 17270 | 17271 - 17280|17281 - 17290 |Weiter Weiter