Yuav ua li cas LED teeb pom kev zoo thiab retrofits cawm Michigan State University txoj kev tshawb fawb tsev cog khoom
Nrog rau qhov kub thiab txias ntawm Michigan State University lub tsev kawm ntawv, cov kev tshawb fawb txog kev laus lub tsev cog khoom tau ntsib qhov kev ntsuam xyuas tseem ceeb. Thaum sim ua kom pom kev zoo ...