26
Jun
htpow party
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描述
For example, you can light a match, cigarettes and so on. If this type of laser engraver accidentally irradiated to the human body, there may be an instant burning sensation. If it is at the high-powered focus, the burning sensation will be stronger, and may hurt the skin. If it is irradiating the eyes, then the consequences should also be more troublesome, there are no specific cases to know. The hazards of lasers are relative. Correct use, there is no problem.
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