标题: ????GPS????????
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发表于 2004-6-21 18:11  资料  个人空间  短消息  加为好友 
????GPS????????

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???ì????????????????GPS?????????????????????????????????????°?????????ê?ì???ê???×??????????GPS?????????±

?é??????????(??????????????)??

???í??GPS?????ú??????????????????1575.42 MHz???¨???????ò??????·????????°?à?????ò????????±?????????±??°???ù??100±???±????????????í?????????????????§±???GPS?????ú??????????????°?????????????????????????

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1. ?ù???????????á?ê????±?GPS??????
2. ??????1???×???????????á?ê??????GPS??????????????
3. ???§????????GPS???????á?????????ù????????°?GPS·?????·????ü???????ò????·????????ò?????ü???????ú?×??
4. ??????????·????????????á?ê?????????????????×?????·?á?ê????±?GPS??????
5. 1575.42MHz?????¨?????¨?¤??19???×???ù???í?????????????×??(?±??)?ó??19???×???????????ò???¨?????????á????±????????ú????

?÷????GPS???????°?ì??
?÷????GPS???????????÷??????×?????
1. ?÷????????????·??????°?÷??????????·?(?????ò???ê)?????????????????????÷?????????°?ì±??????÷??????
2. ?÷????????????????

???÷??????GPS?????????¨?????????ò?????°?ì???°?ì???ó???????÷???ò???°?ì???è??×?????×?????GPS?????ú????????±????????????ò???????????????????±?ò°?×????????ü??????GPS????

?í???????????á??????GPS??????·?????????????±í???á·??????¨???????????????¨???à???·??????GPS?????ú???????°?ìGPS?????????????ó???????????÷????





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