| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| JJF 1779-2019 | English | 1769 |
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Days<=9
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Program of Pattern Evaluation of Electricity Meters for Direct Current Energy
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JJF 1779-2019
| Valid |
JJF 1779-2019
|