关于LEDs的百科

• LEDs造句怎么写

• LEDs-lightemittingdiodes-havebeenaroundfordecades.TheadvantageofthisapproachisthatblueLEDsarethebrightest,mostenergy-efficientkind.Giventhesemajorbenefits,LEDsarealreadythelightofchoicefortrafficsignalsandflashlights.Now,afewpioneeringcarfirmshavesta...
• 2018-01-2517192