![]() Measuring relays and protection equipment - Part 11: Voltage dips, short interruptions, variations and ripple on auxiliary power supply port 量度继电器和保护装置 第11部分:辅助电源端口电压暂降、短时中断、电压变化和纹波 |
![]() Defects of wrought aluminium and aluminium alloys ingots and products - Part 5: Defects for tubes,rods or bars,profiles,wires 变形铝及铝合金铸锭及加工产品缺陷 第5部分:管材、棒材、型材、线材缺陷 |
![]() Information technology - Relayed multicast control protocol(RMCP) - Part 1: Framework 信息技术 中继组播控制协议(RMCP) 第1部分:框架 |
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