(?)????????“??”??:?????
?????????????2????????12??(????????)???????????????????????????????????,???????????????????,???????????????LED?????????……?,???????????????,?????
????,?“??”????????????????«?????»,????????????“?,?????????,??”???????????,?????????
2??????????????????12?????,??“???”??????????????????????,???????????,????????????,???????????,???????????
“????,??”????????????,?,???????????????
?????,???
?????,???????????????????????????????????????,“????????????”???
???????,??????????????????????????,???????????????????12?????????,?????????????????????????
??????,“??????”????,?????????“???????”??,???????????“?”,??
“?2?????,?????????????”????????????,?????????,????,???????????????,??????????????
?????????,??????????????????????……???,????????,???,????????????????
?,?,????,?????????????????????????????????????;????“?????????????”????????????“?????”??????????????????????,?,???
??????,??????????????,???????????(????????)
???:?????????????