Industrial automation systems and integration. Product data representation and exchange. Part 31. Conformance testing methodology and framework. General concepts
Industrial liquid coolers of high-temperature based on refrigeration steam compression machines. Requirements for the values of energy efficiency indicators and methods of their calculation
State system for ensuring the uniformity of measurements. State primary standard and state verification schedule for means measuring vibration displacement, vibration velocity and vibration acceleration over the frequency range from 1·10 -1 to 2·10 4 Hz
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