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Դ:  ߣadmin  ʱ䣺2014/9/2 21:42:19  

ӸĽŷᱣݻ92׽챱Ӧ÷ٿƮ죬 죬ڱ۲ڶʲô?ʲô?Щ⣬йǵλӦùĵĹԱƣǵϵͳȫ GPSܵԼ


92գ½ʻչģϵͳչʵչʾչڹۿϵͳնֳû

ʵʱͨǿGPS

ǵϵͳйʵʩչеȫǵϵͳҲǼGPS˹ĸ˹֮󣬵ǵϵͳĿǰ ˹ľȺϿ;˹ڴĴϲ򡣱ȫϵͳԤ2020ҽɣλ10ף ص2ס

ϵͳеĶ̱ͨŹܲˡġ⣬Խʵʱͨš

ԴˣӦ÷ϣרҽͳƣɳĮһֺͻ飬ûGPSȷԼķλֻûźţҲû绰Ϣ޷ϵͳûȴһ㡣

֮ԱͿԵΪϵͳˡ̱ͨšܡûͨǰϢ͵ϢģϢٰϢ͸Ȩûͬʱġ͡ġ⡣

;Լ

ȥѾʼͨ䲿ۺϹ滮˾ѲԱʤӢڻϽܣͨ䲿Ҫյ9ʾʡеĴͳΰΣƷ䳵20133µǰ80%ϰװնˣDZǵϵͳרĵһϵͳʾ̡

ϣҵϢϢ˾˾ʯҲܣĿǰȫֻΪ2.67ڲҹֻгݶǰʮռ6ϯгݶ25%һdz޴гҲΪƹռṩһdzõ·ӡ

ʵѾڿѧҵ֡õ˹㷺Ӧá

ķdz࣬ܵԼйǵλӦùĵĹԱ˵

ظͶΪƹϰ

ȻǵϵͳȫGPSͬʱҲΪƹϰ

ίӦùλܣGPSѾйʢж꣬ҹܺͱϵͳغϣװ͵ظͶ룬Ҳºܶҵ͸˲Ըʹá

ͬռʵͣҲᵼʹñijɱӣҵϢϢ˾˾ʯ˵һֱרоƬҪϰԪͶ룬ռÿоƬɱͻή÷dzͣɱҲƹռ

ܣĿǰ½ڷάȡ⡢ֺԤӦָӡָӽͨѾ㷺Ӧá

½ش

˵ɷϣǵϵͳǹ񾭼úᷢչɻȱشϢʩ֮Ҫйƹ㱱йҰȫϵĿǡ

֪ǣսУġɳĮ籩Ϯжڣһ֧ΪŵסֱִֶйʱGPSľ׼λȡ һνսҲΪGPSںսеĹ㷺ʹã˹ŷޡйҲ̿ʼ齨Լǵϵͳ

GPSһرǣôǵʱλϵͳ̱֮£Լǵϵͳ϶ȫܶࡣ˵

ǵĺܶ豸Ҫо׼λģGPSڰȨ˱ˣһҪվ׼λȨ˵

˵½Ϊ߽Լĵϵͳһ⣬ǿԲˣҾǵȨΪ½ķάס(γ)

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