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Number of entries (Data is updated on a monthly basis): 46642
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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 40819-2021

架空线缆微风振动疲劳试验方法

Aeolian vibration fatigue test method for overhead conductors and cables

GB/T 12535-2021

汽车起动性能试验方法

Test method of starting performance for motor vehicle

GB/T 40578-2021

轻型汽车多工况行驶车外噪声测量方法

Measurement methods for noise emitted by light-duty vehicles in multiple driving mode conditions

GB/T 40532-2021

电力系统站域失灵(死区)保护技术导则

Guide on technology for power system substation-area circuit breaker failure(dead-zone) protection

GB/T 40613-2021

电力系统大面积停电恢复技术导则

Technical guidelines for power system restoration from large-scale blackouts

GB/T 40615-2021

电力系统电压稳定评价导则

Guides of power system voltage stability evaluation

GB/T 15514-2021

中华人民共和国口岸及相关地点代码

Codes for ports and other locations of the People's Republic of China

Number of entries (Data is updated on a monthly basis): 46642
Weiter Weiter| 6231 - 6240 | 6241 - 6250|6251 - 6260 |Weiter Weiter