2????7????????????,??,?????????????????,????,???,???????,???????“??”???????,?“????”,?????????
??????????????,“???”????????LED??,???????,??????????????????????,????,??????????
??????????????????1984?????????????1994?,??????????
(??????? ????)
??????:????????????
??????:?8050??,22??????
?????????????????????
???GPS??2????:????????
?????????:???3???«??»??
?????:??????????????
LG?????:???????????(??)
??????????????????????
??????????????????????
??????????5?7??????????
????????:????????????
??:??????0.7???????5.84?
??????!????«????»?????
?????10?????????????
??????????“???”????????
?????????:???????????
????|?????????
????U16??????:????????????
?????????????????????
?????1.2?A??????????????
?????????????????????
«?????»??????:????????
?????:???????????????
????U16??????:????????????
?????3???????????????
055??????????????????????