32项国家计量技术规范发布 涉及智能网联汽车、生命健康等领域

Group 1 - The State Administration for Market Regulation has released 32 national metrology technical standards covering various fields including intelligent connected vehicles, health, and smart meters [1][2] - In the field of intelligent connected vehicles, the "Measurement Testing Specification for Automatic Parking Performance of Intelligent Connected Vehicles" is the first professional standard in China, filling a technical gap and promoting the unified and comparable results of automatic parking parameter testing [1] - In the health sector, the "Calibration Procedure for Electrocardiogram Machines" standardizes the metrology performance requirements for both analog and digital ECG machines, ensuring accurate diagnostic data for patient health [1] Group 2 - In the field of electric energy metering, the "Calibration Procedure for Installed AC Energy Meters" consolidates five previous standards, enhancing technical requirements and operational feasibility, while addressing public concerns regarding measurement errors [2] - The new standards include guidelines for determining calibration cycles for measuring instruments and performance evaluation for instruments with additional functions, laying the foundation for upgrading metrology technical standards [2]