Russian standards PDF

Intelligent electric energy (power) metering systems. General technical requirements

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«Green» standards. Vertical gardening of facades of buildings and structures. Technical and environmental requirements

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Constant non-wireless high frequency resistors resistors and resistive absorbers. Attenuation measurement methods

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Piezoelectric resonators. Methods of measuring the accuracy of the setting

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Dissectors. Method for determining the counting rate of signal and dark pulses

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Dissectors. Method for determining the nonlinearity of the light characteristic

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