State system for ensuring the uniformity of measurements. Requirements established for the quantity of prepackaged goods in packages of any kind during their manufacturing, packaging, selling or importing
Noise of machines. Reciprocating internal combustion engine driven alternating current generating sets. Measurement of airborne noise by the enveloping surface method
Plastics piping systems. Mechanical joints between fittings and pressure pipes. Test method for resistance to pull-out under constant longitudinal force
Connecting lines and engineering area in digital and analog pathes of the a sound broadcasting. Technical characteristics. Parameters of quality. Methods of measurements
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