????:1?????????:??????????

2???????

3???????

4?????

5????????????

???????????????11??27?????????????? (????? ??????????????)11??27??????????,?8????????27??,??????????????,8????????????????,27?????????“???????”???????????????????

?????8??????????????????????????

?????????,???????8?????,????????7.61????????????????,???????????????19??,?????????,?????????????????,??????“????”,????“???”??????

??8???????,????????LED????????????????????,???????????;??,????????????????????;?,??????????;?????????????,????????,???,??????……

??27??????????,????????,????,????????24.86???????????,????23???????????????????????“???????????????‘???????,??????????’???”???,????“?????”???

????27??????????

????????????,??????,??,?????;???????????“?????????????”??“????????????????”????????????????,???????,????????????????????????????,??

??,????“????”????????????????,????????????????????,???“?????????”,????????????????????????,?????????????????????,??????,?????????,??????,???????,?????????

??????????????27?????????????????????????

??,8??????????27??????“???????????????”“??????????????”,???????????,??????????????????????????????????????,????????????????????????,?????????,??????????????,?????????,?????(??)

???????:????????