research and application of physics 4
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8/10/2019 Research and Application of Physics 4
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8/10/2019 Research and Application of Physics 4
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http://library.thinkquest.org/24206/magnetic-field-therapy.htmlhttp://www.scienceclarified.com/everyday/Real-Life-Physics-Vol-3-Biology-Vol-1/Magnetism.htmlhttp://www.scienceclarified.com/everyday/Real-Life-Physics-Vol-3-Biology-Vol-1/Magnetism.html