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Measuring Instruments for AC Voltage
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JJG 2086-1990 AC voltage measuring instrument verification system JJG2086-1990 standard download decompression password: www.bzxz.
2024-08-16 category：National Metrology Standard (JJ)+ View
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Measuring Instruments for AC Power
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JJG 2085-1990 AC power metering instrument calibration system JJG2085-1990 standard download decompression password: www.bzxz.net
2024-08-16 category：National Metrology Standard (JJ)+ View
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Measuring Instruments for AC Current
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JJG 2084-1990 Alternating Current Measuring Instrument Verification System JJG2084-1990 standard download decompression password:
2024-08-16 category：National Metrology Standard (JJ)+ View
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Measuring Instruments for Power Frequency Current Ratio
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JJG 2082-1990 Verification System for Power Frequency Current Proportional Measuring Instruments JJG2082-1990 Standard Download De
2024-08-16 category：National Metrology Standard (JJ)+ View
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Verification Regulation of Squares
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This regulation is applicable to the initial verification, subsequent verification and in-use inspection of squares. JJG 7-2004 Ve
2024-08-16 category：National Metrology Standard (JJ)+ View
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Verification Regulation of Mobile Detecting Meter of Temperature
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JJG 718-1991 Verification Procedure for Temperature Circulating Detectors JJG718-1991 Standard Download Decompression Password: ww
2024-08-16 category：National Metrology Standard (JJ)+ View
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Verification Regulation of Torque Wrenches
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JJG 707-2003 Verification Procedure for Torque Wrenches JJG707-2003 Standard download decompression password: www.bzxz.net This pr
2024-08-16 category：National Metrology Standard (JJ)+ View
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Verification Regulation of Self-balance Display Instruments with Step-control
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JJG 706-1990 Calibration Procedure for Automatic Balance Display Instruments with Position Control JJG706-1990 Standard download d
2024-08-16 category：National Metrology Standard (JJ)+ View
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