Noise was the matter of interest of up-to-date research almost exclusively from the point of ergonomy. In the presented elaboration there was variability searched out in environment disturbance with noise in relationship To technological processes used at wood harvesting in late thinings. The research took into account the pressure Made by emitted acoustic waves, their outreach and time of emission. There was a Synthesis of the results made, Using the formula of noisiness coefficient (WbB).
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