5 TIPS ABOUT เลเซอร์ YOU CAN USE TODAY

5 Tips about เลเซอร์ You Can Use Today

A photon with the right wavelength being absorbed by a transition may cause an electron to fall from the higher to your lessen degree, emitting a fresh photon. The emitted photon accurately matches the original photon in wavelength, stage, and route. This method is called stimulated emission.โดยยึดหลักการแพทย์ท

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