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ڵλãʱ
Сͨ زһ
2011-07-16 23:25йֻԭߣ
ݹŲĹ滮СͨһꡣŽСͨٽ̨ĵСͨȥδأСͨ1998й2003ﵽչ߷壬200610£Сͨûʷߣﵽ9341򻧣ͬȫֻû4.49ڣ൱ÿ6ֻУ1СͨĿǰСͨû4%


Уǿת Ͷûϧ

ԱΪͨԭͨСͨӪ̣СͨٽͨȻάԭ̬ȣûκθı䡣

ĿǰûࡣҪ࣬һҽԱ͵СͨҽеûиţҽԺ㷺ʹáǽߣչ̻շѱ׼ÿ30.22ԪǰûСͨƹ֮Ƴ65Ԫ70ԪµУ԰ͨвû

526գͨȻƳһͨGûСͨһЩ˿DZͨIJûѻ2G3G룬ͬʱвȵĻѽرᵽСͨûת󣬽1231ǰѵġͬ񡱷񡣼ûСͨ볷󣬵ûСͨʱ2G3GҲȡܷͬѡͬʱСͨ˻ת˻Сͨûת2G3G̶Сͨ۸൱IJƷͬʱСͨͻƶԻתԼʵʩҴֹ831ա

СУСͨʷѣʹԭСͨȻԽӴ绰ʷҲ

ԴжЩͶûӲͬҵСв͵ľDZűʷƽתơ

ԭţҲӵºţֻԭŲ绰ҲԷͶšʵԭžͨл룬ʵֵļӡ

ҲҵʿԵŶûΪ˷ѹ̻Դͬʱ͵ʷҲɹӦõĻʧӦöžӪ˽¸û

ĿǰǿСͨƽ⣬Ӫ̶DzȾûΪ

ҲеרΪǿСͨǺϷΪСͨ1998꿪ͨһֱǡΥ桱Υ״̬ûκļ׼СͨСͨռԤڸ3Gµ1880MHz1920MHzƵΡ

ҵѧΪСͨվܶʵ̫£ɱԶԶ2G GSM3G磬ҵĵͶɼ˷ѡСͨлշѣس˵ʱйƶйֻͨͨҵʹ߲½ʷѣӶɹ١СͨвϷҶڹ˵һֽ

ĵַ:http://www.cnonline.org/2011/article/11708.html
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