Square Dance 60 decibels equivalent to the sound of general speech.
60 decibels is a numerical value that indicates the size of the sound, according to the sound pressure to categorize the sound, the sound is currently divided into 10 decibels - 100 decibels ranging for 60 decibels of sound, belonging to the intermediate decibels, in the urban areas of the noise standard belongs to the range of noise. People whisper about 30 decibels; speak loudly for 60-70 decibels; car noise for 80-100 decibels.
More than 60 decibels belongs to the scope of the noise; and 60-70 decibels belongs to the noise, the beginning of the damage to the hearing nerve; if it is more than 90 decibels will make the hearing impaired; it can be seen that 60 decibels of sound is in the middle of the noise and the normal sound of the decibel value, which is equivalent to the sound of the people making a lot of noise, similar to the sound of the medium-sized sound of the sound of the loudspeaker decibels.
Related Information
1, according to relevant experiments, when people live in a long-term 60 decibels of the environment, will be because of the stimulation of the noise, resulting in the cerebral cortex of the excitation and inhibition process balance imbalance, the conditioned reflexes are abnormal and then the cerebral vascular tone is damaged. Cerebral vascular tone is damaged.
2, the long-term past will cause noise deafness, causing lesions in the inner ear, serious will cause deafness situation. So 60 decibels of noise on the impact of people is still quite large, it is recommended that people working and living in this environment, to take certain anti-noise treatment.