Tỷ lệ kèo nhà cáiݱĿǰITUн200Ա1980ITUֻʹáReserved()һ̨886ǰ˹̹970;2006ITU886Ϊй̨塱˹̹970Ϊ롱ǿҵһӦУҵԪԻҵǿҵгνӺ;ԱҵͬξҵҵпչУҵҵָܼչӪҵƸҵµרUberڵз˼ʻеġֿ֪ͷԼ״ݽʶΧһѾܺϵͳδЩϢ
»籱57յ⽻˹ˬ7նվʽζ˹ͳԤףʾзԪͬʱжȫսЭϵںؽԽԽḻ֮·ؽԽԽͨ˰ԿȨĵԱɲ"Χ"֮Ϸ֮ЩĹٸܵĻӰغûƷĵҲûǶѵͭЩ
ӦǵĴͳ̲ʦ֮衱ʦͽ˵˶ԳͽĿ϶ȷʵͽһҲпѧԷɵִ˼为òݺؼܶʱͽ巣ĽʮģڶʱܹԳͽΪ巣ɥʧѧϰȤѧĥӰӰԸ˷չҲҹֹʦѧʵʩ巣һͨҲӦᶨ᳹ȥӯʦ̻ʦǰԲƾʾݡҽƹ취涨ҽƹʽúΣһ漰ҽƼƷҩ֤֤ġٶƶؼʼǰΪٶΪҽԺķʽϰٶҳøֱù淢Ϊ취нֹԹ涨
̨塶йʱһ־Ըг50ѧУдƼ½УΪȥ屶в̨ϵѧܶѧѡμѧ뱱ѧԪѧԺƽаʽܵΪʮ˴ίԱΪܱ֮ṩ˴ͨʾѶijŹijķʵϲĿǰɷijѱ̾ڽһ