And demonstrating that light just isn't a wave. Photons are discreet intermittent emissions which have a responsibility cycle, not a wave frequency. Hãy luôn ki?m tra h??ng d?n c?a nhà s?n xu?t v? lo?i d?u nh?t t?i ?u cho thi?t b?. Nhi?t ?? b?m: Nhi?t ?? b?m ???c t