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Anzahl der Treffer (Daten werden monatlich aktualisiert): 84325
Weiter Weiter| 14671 - 14680 | 14681 - 14690|14691 - 14700 |Weiter Weiter

GB/T 5990-2021

耐火材料 导热系数、比热容和热扩散系数试验方法(热线法)

Refractory materials—Determination of thermal conductivity, specific heat capacity and thermal diffusivity(hot-wire method)

GB/T 22459.3-2021

耐火泥浆 第3部分:粘接时间试验方法

Refractory mortars—Part 3: Determination of joint stability

GB/T 40815.4-2021

电气和电子设备机械结构 符合英制系列和公制系列机柜的热管理 第4部分:电子机柜中供水热交换器的冷却性能试验

Mechanical structures for electrical and electronic equipment—Thermal management for cabinets in accordance with inch and metric system—Part 4: Cooling performance tests for water supplied heat exchangers in electronic cabinets

GB/T 40693-2021

智能制造 工业云服务 数据管理通用要求

Smart manufacturing—Industrial cloud service—Data management general requirements

GB/T 40692-2021

政务信息系统定义和范围

Definition and scope for government information system

GB/T 40860-2021

压水堆核电厂设计扩展工况分析要求

Analysis requirements for design extension conditions of pressurized water reactor nuclear power plants

GB/T 40862-2021

输变电设施运行可靠性评价指标导则

Guide for reliability evaluation indices of operational transmission and transformation installation

GB/T 40864-2021

柔性交流输电设备接入电网继电保护技术要求

Technical requirements for relaying protection of flexible alternating current transmission equipment connecting to the system

GB/T 40865-2021

柔性直流输电术语

Terminology for voltage source converter based high voltage direct current (VSC-HVDC) transmission

GB/T 29614-2021

硫化橡胶 多环芳烃含量的测定

Vulcanized rubber—Determination the content of polycyclic aromatic hydrocarbons

Anzahl der Treffer (Daten werden monatlich aktualisiert): 84325
Weiter Weiter| 14671 - 14680 | 14681 - 14690|14691 - 14700 |Weiter Weiter