JJF(陕) 039-2020
直流、工频峰值电压表校准规范
2020-11-16
JJF (机械) 040-2008
冲击测量用峰值电压表校准规范
JJF 1925-2021
低频电压表校准规范
Calibration Specification for Low-frequency Volt-meters
2021-10-18
JJF 2042-2023
乳腺诊断非介入管电压表校准规范
Calibration Specification for Non-Invasive X-ray Tube Voltage Meters Used in Mammography
2023-06-30
JJF 1474-2014
医用诊断X射线非介入式管电压表校准规范
Calibration Specification for Non-invasive X-ray Tube Voltage Meters Used in Medical Diagnosis
2014-08-25