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水、電、qisanbiaoyuanchengchaosongxitongshixiaoquzhinenghuazhongyaodezuchengbufen,suizhewuxiantongxinshuziwangluodefazhan,wuxianyuanchengzidongchaobiaoyichengweifazhandebiranqushi,qiyingyonglingyujiweiguangkuo。
目(mu)前(qian),基(ji)於(yu)儀(yi)表(biao)分(fen)布(bu)點(dian)多(duo)麵(mian)廣(guang),其(qi)遠(yuan)程(cheng)抄(chao)表(biao)大(da)多(duo)仍(reng)沿(yan)用(yong)有(you)線(xian)傳(chuan)輸(shu)方(fang)式(shi),線(xian)路(lu)維(wei)護(hu)量(liang)很(hen)大(da)。由(you)於(yu)電(dian)話(hua)線(xian)公(gong)用(yong),通(tong)訊(xun)時(shi)經(jing)常(chang)發(fa)生(sheng)衝(chong)突(tu),既(ji)影(ying)響(xiang)了(le)數(shu)據(ju)的(de)傳(chuan)輸(shu)也(ye)對(dui)電(dian)調(tiao)部(bu)門(men)的(de)正(zheng)常(chang)工(gong)作(zuo)造(zao)成(cheng)了(le)幹(gan)擾(rao),並(bing)且(qie)此(ci)種(zhong)方(fang)式(shi)對(dui)通(tong)訊(xun)部(bu)門(men)程(cheng)控(kong)交(jiao)換(huan)機(ji)正(zheng)常(chang)、穩定的運行也有一定的影響。為保證傳輸質量,若采用專線方式,投資成本太高;采用中國移動GPRS無線數字網的通訊方式,很好地解決了遠程抄表數傳路由的瓶頸問題。
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