截至今年4月底，北京全部公交车及车站、地铁已建线路均已实现了4G网络全覆盖；北京移动4G用户已超过900万，占手机上网客户的60%。北京的多家企业、科研单位主导的4G时代TD-LTE标准已成为世界两...
By the end of April this year, Beijing all bus and railway stations, subway has built lines have been realizing a complete coverage of the 4 g network. The mobile 4 g users of Beijing has exceeded 9 million, accounting for 60% of the mobile Internet customers. Various enterprises, scientific research units in Beijing leading 4 g era of TD - LTE standard has become the world's two...
