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

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

?7?26????????? (? ???)??????????????26???????????

?????:??,??????????????,???????,??????LED????????????,????????“????????????”?????,“????????”????????

?????????? ??? ??????????????

???????????:????33?????????????????,??????????????????????5???,????,??????????????,??,?????????????,?????????????????,?????????????????????????????????????,??,???,???,?????????

??????????“??”????????,??,???

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

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