Kedu ka ọkụ ọkụ na mweghachi nke LED si zọpụta ụlọ akwụkwọ nyocha nke Michigan State University
Site na okpomọkụ dị jụụ na ụlọ akwụkwọ mahadum Michigan State, griin haus nyocha ịka nká na-eche ule dị oke egwu ihu. Mgbe ị na-agbalị idobe nke kacha mma ...