Machines. Noise characteristics and methods of their determination
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Occupational safety standards system. Noise. General safety requirements
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Occupational safety stаndards system. Vibration safety. General requirements
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Occupational safety standards system. Vibration. General requirements for measurements
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Single-seated, double-seated and cage control valves. General specifications
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Mechanical oscillations. General requirements for measurements
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Degrees of protection provided by enclosures (IP Code)
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