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

2???zj??

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??????????????????????“????????”“???”,????????????????????????????,??????????????????????,???????????????????????,?????????????????????????,??????,?????,????????(??????????)

???????:??