GB/T 31960.13-2024 Technical Specifications for Electric Power Energy Efficiency Monitoring Systems Part 13: Technical Specifications for Field Handheld Devices (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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2024GB/T 31960.13-2024 Technical Specifications for Electric Power Energy Efficiency Monitoring Systems Part 13: Technical Specifications for Field Handheld Devices