State system for ensuring the traceability of measurements. Gas analyzers and gas alarm devices for determination of combustible gases and vapors in working zone air. Testing method
State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means of measuring the angular velocity in the range of 5x10 in minus 8 degree up to 2,5x10 in minus 4 degree rad/s
€10
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