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Calibration Specification for Polarization Dependent Loss Meters

2018-02-27

高压介质损耗测试仪校准规范
Calibration Specification of The High Voltage Dielectric Loss Detector

2007-03-19

通信用光回波损耗仪校准规范
Calibration Specification for Optical Return Loss Meters for Telecommunication

2011-11-30

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Calibration Specification of the Standard Samples of the Complex Permittivity of Low - loss Dielectric Materials

2019-11-11

高压测试仪器及设备校准规范第6部分：电力电缆超低频介质损耗测试仪
Calibration specification for high voltage testing instruments —Part 6: Very low frequency dielectric loss detector for power cable

2020-10-23