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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 22264.5-2022 |
Installed electrical measuring instruments with digital display - Part 5: Particular requirements for phase meters and power factor meters {译} 安装式数字显示电测量仪表 第5部分：相位表和功率因数表的特殊要求 |
China National Standards Installed electrical measuring |
 English PDF |
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