farshy
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« on: July 20, 2008, 01:20:27 pm » |
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the hazards of Vibration on the human body
In the view of Physics and biology, the human body is a very complex system. the vibration can cause not only the mechanical effects, more importantly, can cause physical and psychological effects.
Accepting vibration, the vibration wave communicate within the organization, because the structure of different organizations, the levels of transmission will be different. The levels order will be the bone, connective tissue, cartilage, muscle, glands and brain tissue. The vibration wave of 40 Hz above can absorbed easily by organization, which make it impossible to spread far. Contrarily,low-frequency vibration wave in the human body can be dismissed easily.
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