µo«H¤H: vixen@kkcity.com.tw ()
¤é´Á: 31 May 2005 22:23:16 GMT
¼ÐÃD: Re: [ºÃ´b] ½Ð°ÝGPS½Ã¬Pªº©ÒÄÝ°ê®a?
«H¸s: tw.bbs.sci.astronomy    ¬ÝªO: TWBBS/astronomy/A119POUK
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> ¡° ¤Þ­z¡mjourneyman.bbs@bbs.csie.ncu.edu.tw (¡À³¯¤ô«óshoots everyone)¡n¤§»Ê¨¥¡G
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>                         [¬ü°ê°ê®a­¸¼u¨¾¿m :¬Fµ¦Ä³ÃD»P§Þ³N¯à¤O]
>                         ÃÓ§J´µ/°ª¤@¤¤/(Tanks, David R.)  ³Á¥Ð¥Xª©
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§Ú­è­è«Ü¥J²Óªº§âjourneyman¤§«e´£¥Xªº³sµ²¬Ý¤F¤@¹M, µo²{GPS 1,2/2A, »P«á­±
ªº2F, 2R, 3³o´X­Óblockªº½Ã¬P, ³£¬O¬ü°ê°ê¨¾³¡­p¹º»PºÞ²zªº. ¥Ø«e¬°¤î¨CÁû¤w
µo®gªºGPS½Ã¬P, ¤]¨S¬Ý¨ì¦³³q°T¶Ç¿é¥Øªº.
GPS is managed by an Interagency GPS Executive Board. The US Air Force is
designated as the executive service for system management. The system is
operated and controlled by the 50th Space Wing’s (Air Force Space Command)
2nd Space Operations Squadron, Schriever Air Force Base, Colorado. The Space
and Missile Systems Center’s (Air Force Space Command) Navstar GPS Joint
Program Office, Los Angeles Air Force Base, California, is the DoD agency for
acquiring GPS satellites, ground systems and military user equipment.

§Ú¤S·Q¨ì¤@­Ó°ÝÃD, ¬°¤°»òGPS¾A¥Î°ª«×¦h¦b®ü©Þ18km¥H¤º? ¬O«ü¤ÓªÅ¯è¾¹µLªk¨Ï¥Î¶Ü?
²z½×¤W¦a²y¤WªÅªº½Ã¬PÀ³¸Ó¤]¥i¥H¦P®É¨£¨ì¥|Áû¥H¤WªºGPS½Ã¬P, GPSªº½Ã¬P°ª«×¬ù¬O
¨â¸U¤½¨½, Ãø¹DGPS½Ã¬Pµo®g«H¸¹¦³«ü¦V©Ê¶Ü? (¦b¦¹¥ý¤£½×Â÷¦a¸û»·ªº¤ÓªÅ¯è¾¹)

¥t¥~§Ú¬Û·íÃhºÃ¬w»Ú­¸¼u¹ïGPSªº¨Ì¿à«×, ¹ï³o¨Ç®ÖªZ¦Ó¨¥, ¤@¤½¤Øªººë½T«×
©Î¤@¦Ê¤½¤Øªººë½T«×ªº®t§O¥i¯à·N¸q¤ñ¸û¤p¨Ç. §Ú¬Æ¦Ü¤£ª¾¹D¥L­Ì¬O¤£¬O¥Î¦P¼Ë
®y¼Ð¹Bºâªº. §N¾Ô®É´Á¬üĬÂù¤è¦U»s³y¤F¤W¤dªT¬w»Ú­¸¼u, ºD©Ê¾É¯è«Ü¦­´N¦s¦b
­¸¼u¤¤¤F, ¥]¬A±q¼ç¸¥µo®gªº¥_·¥¬P­¸¼u¦b¤º, ³o¨Ç¬w»Ú­¸¼u¦b©Ò¦³³q°T³£³Q¤ÁÂ_ªº±¡
ªp¤U¨ÌµM¯à°÷­¸©¹¬J©w¥Ø¼Ð, ³o¨Ç³£¬O¦bGPS°Ý¥@«e´X¤Q¦~«e´N¤w¸g§¹¦¨ªº¨Æ±¡. ¦]
¬°¤@­Ó­¸¼u°ò¦aªº®y¼Ð©Î¼ç¸¥¯è¹Dµ¥µ¥¬O¦­´N´ú¶q¬ö¿ý¹Lªº. ¯u¥¿»Ý­n
GPSªº¬O»´«¬²¾°Ê³æ¦ì, ¨S¦³¯à¤O¥i¥H§Ö³t¦Û§Úºë·Ç©w¦ì¥Îªº, ¹³¬O¥»¤Hªº¨®¤l
©Î¤p«¬¾Ô°«³æ¦ì.

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