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