LED?????г??????????
??????????LED???????г???????????????棬??????LED????????????????????????????????????????????????2??1000??????????????????????????????????????????????????????????LED??????????????2019????????????????????50%??????????????г???LED??????????????????????????????????棬LED???????????????????????????LED?????г???????????????????????г??У?LED?????????????2012???????15%??????????2016??????30%?????LED????????2007??350????????????2012??18500??????????????????????????????LED???????????????????????С?LED????????????????????豸????????????????????й??????????19%??????????????????????????????????????????????????????г?????????к?????????
