ӽѪսƶļ˱
2001-09-25 11:36־
꣬ͨƶչ˼ҵļ۸ͨƳˡ鿨пƶƳˡȫͨԤѻԱȫͨ㿨ͨƳһɿҵʵʷѾڹ̶绰ķá
һгֻߣṩֻijЩƲƷھѧϱ˫ͷ¢ϡ˫ͷ¢ϵ˫ȻγЭ鶨ۣͬϷгȻһйƶͨгϱˣйƶйͨйƶͨŽеӪ̲ûдЭ鶨ۣȫһһļ۸ս
гϼҵľڼģ۸ƶ˫Ͻͼ۸ƷʵƽȡװѡѵȵḶ̌øԸ˵ļ۸ܵƶͨŷΪҹڽ8³ΪƶͨŵһҪסһھѧȴͨߵгDzֵġر˾Ϊй˾ҹûз¢Ϸ£йƶйܴͨЭ鶨ۣ˫ܵõ¢档ô˫Чġסжʹ˫ͷ¢ϲûг֣˫ͷԭأ
ĿǰƶͨӪдڵľռ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ûͻ3000ﵽ3030гռʴﵽ24%ȻͨġθڡйͨƻGSM2000ϣģۼͻ5000ͬʱΪ1500йͨCDMAƶͨһڹѾȫչһȫµġʱաCDMAƷƾҪƳ
ͨ˵ȱŴƵ¢ϵҲųΪٲйƶĴ͵ҵġҲ˴۸ĵǾԡ뵱ϴҵͲǺҵ
ȻйƶԣйзֳġϴŹеԽУĽʱйƵƶͨ硢Ա䱸һGSMӪ̡ͨķչδгߣȻʹйƶгռСйʽڹ˾һݱԤ⣬йƶ2011ռгݶ27%г5ϵӪ̼С
ǣϴλùˣÿһйƶԱԸ⿴ġܳ߶ͨŻݵݡᡱܳͨԼݡءIJ죬ʹ˫ϾûȥһϷгЭ顣
߹涨ͨܵƶ10%15%ļ۸Żݣ涨ġЭ㡱ִͨЧͨһۣƶ߷߲ƽǵ¼۸ս
һгֻߣṩֻijЩƲƷھѧϱ˫ͷ¢ϡ˫ͷ¢ϵ˫ȻγЭ鶨ۣͬϷгȻһйƶͨгϱˣйƶйͨйƶͨŽеӪ̲ûдЭ鶨ۣȫһһļ۸ս
гϼҵľڼģ۸ƶ˫Ͻͼ۸ƷʵƽȡװѡѵȵḶ̌øԸ˵ļ۸ܵƶͨŷΪҹڽ8³ΪƶͨŵһҪסһھѧȴͨߵгDzֵġر˾Ϊй˾ҹûз¢Ϸ£йƶйܴͨЭ鶨ۣ˫ܵõ¢档ô˫Чġסжʹ˫ͷ¢ϲûг֣˫ͷԭأ
ĿǰƶͨӪдڵľռ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ûͻ3000ﵽ3030гռʴﵽ24%ȻͨġθڡйͨƻGSM2000ϣģۼͻ5000ͬʱΪ1500йͨCDMAƶͨһڹѾȫչһȫµġʱաCDMAƷƾҪƳ
ͨ˵ȱŴƵ¢ϵҲųΪٲйƶĴ͵ҵġҲ˴۸ĵǾԡ뵱ϴҵͲǺҵ
ȻйƶԣйзֳġϴŹеԽУĽʱйƵƶͨ硢Ա䱸һGSMӪ̡ͨķչδгߣȻʹйƶгռСйʽڹ˾һݱԤ⣬йƶ2011ռгݶ27%г5ϵӪ̼С
ǣϴλùˣÿһйƶԱԸ⿴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£ûǻѡйƶˣֹͨ˾ͻһƣȽͼ۸עͨռѸĴͻŻݷȱȽϴĵ
ͨͻŻ䣬һƶԱͨ߹涨һƶҲ۴죬ͨŴ۸սƶƣͨҵͼ۸ƶһЩûƳһΪƶҵʵּûڲ֮ͨͻѣ൱ڴڲ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