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ڵλãֻг
ӽѪսƶļ˱
2001-09-25 11:36׵־ߣ
꣬ͨƶչ˼ҵļ۸ͨƳˡ鿨пƶƳˡȫͨԤѻԱȫͨ㿨ͨƳһɿҵʵʷѾڹ̶绰ķá

һгֻߣṩֻijЩƲƷھѧϱ˫ͷ¢ϡ˫ͷ¢ϵ˫ȻγЭ鶨ۣͬϷгȻһйƶͨгϱˣйƶйͨйƶͨŽеӪ̲ûдЭ鶨ۣȫһһļ۸ս

гϼҵľڼģ۸ƶ˫Ͻͼ۸񡢸ƷʵƽȡװѡѵȵḶ̌øԸ˵ļ۸ܵƶͨŷΪҹڽ8³ΪƶͨŵһҪסһھѧȴͨߵгDzֵġر˾Ϊй˾ҹûз¢Ϸ£йƶйܴͨЭ鶨ۣ˫ܵõ¢档ô˫Чġסжʹ˫ͷ¢ϲûг֣˫ͷԭ򾿾أ

ĿǰƶͨӪдڵľ޴ռ䡪˫иڴ۸սġʱ

Ȼ˵Ŀǰĵʷѳɱ㻹ûһϵģʽĿǰƶͨӪдźܴľDzʵ815йƶ()ҵУϰ꾻ôﵽ138.1Ԫȥͬ58.4%

ֹ630գйͨӪҵ160.09Ԫȥͬ52.5%21.9Ԫȥͬ25.9%

Ȼϵ͵ͨ߼뵽ûУʹ˫ÿûƽӪҵ϶ܵѹйƶѾȷӳϰ굥Ե½˫Ŀǰʷߵ֧£Ŀǰƶͨгûеߵ£кܴռ䣬ʵԽ۵ķʽȥȡûҵһģЧdzҵûģﵽһͻνġѩЧӦûӯȹϵĿǰйƶйͨĹģЧ涼ʮڵʷˮƽ£ÿһûÿ1%гռʣζӡ˫ԲϧһдۣûԴ

ͨƶгռз̫ͨ뾡ƶ̫빮г˫۸ս

1999꣬ͨһλʿˡ5%95%ĸ̾ӵʱͨ˾ƶгûռֻг5%йƶռ95%

ǽֹ620գйͨƶ绰ûͻ3000򣬴ﵽ3030򻧣гռʴﵽ24%ȻͨġθڡйͨƻGSM2000ϣģۼͻ5000򻧡ͬʱΪ1500򻧵йͨCDMAƶͨһڹѾȫչһȫµġʱաCDMAƷƾҪƳ

ͨ˵ȱŴƵ¢ϵҲųΪٲйƶĴ͵ҵġҲ˴۸ĵǾԡ뵱ϴҵͲǺҵ

ȻйƶԣйзֳġϴŹеԽУĽʱйƵƶͨ硢Ա䱸һGSMӪ̡ͨķչδгߣȻʹйƶгռСйʽڹ˾һݱԤ⣬йƶ2011ռгݶ27%г5ϵӪ̼С

ǣϴ󡱵λùˣÿһйƶԱԸ⿴ġܳ߶ͨŻݵݡᡱܳͨԼݡءIJ죬ʹ˫ϾûȥһϷгЭ顣

߹涨ͨܵƶ10%15%ļ۸Żݣ涨ġЭ㡱ִͨЧͨһۣƶ߷߲ƽǵ¼۸ս

йƶйͨGSM縲ǡҵȷŲСIJ࣬ҲΪˣйƶռ˴󲿷гرǿĸ߶ûгĿǰGSMгϣֻͨż۸ȥеͶûг

йΪйͨƵ10%15%Żȴгвֹͨͨ˾ӳֻйƶ۸10%15%ȡûﲻûĹģЧӦͬйƶ10Ԫйֻͨ9.9Ԫ9.85Ԫ£û໹ǻѡйƶˣֹͨ˾׷ͻһƣȽͼ۸ע⵽ͨռѸĴͻŻݷȱȽϴĵ

ͨͻŻ䣬һƶԱͨ߹涨һƶҲ۴죬ͨŴ۸սƶƣͨҵͼ۸񡣱ƶһЩûƳһΪƶҵ񣬿ʵּûڲ֮ͨͻѣ൱ڴڲ绰һͨ

йƶһλʿΪͨܵŻݷ20%30%ͿԼͨչƶǿҷӳ

˫ΪҵȻвʲУǴͳԼʹгսУ˫ϧǴ۸ս

ԤԼǹҵڴڵһײƶͨгϣʯʯҵУʯʯΪվҲݹƵĴսֻͬʹվ۸ǣйƶйͨȡû

1999ĩٿȫʷѼ͹淶ƶ绰гӵ绰ϣйʿָҹĿǰƶͨгڳչʱڣ淶гδγɣչͼ۾ǵͲεľҵչƶͨѶķչҲڹ˰յȶ

Ȼʵ֤Щʧƫģ˫ľȷƶͨѶгҲҴ˾޶˰աǣȷʵʵʵIJУйƶйͨΪûɱۡ˶Էۡûۺ죬㼱ææȡʩసУǶԿһƳҵһʱ֮һҾ˷ӦжЩжľжٺԣжĴεȵ⣬ȱܵĿǡ

ĵַ:http://www.cnonline.org/2001/article/1494.html

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