Domestically, however, the lagging behind of earlier network planning theories leads to the lagging of professional software development.
在国内，由于早期网络规划理论的滞后，导致专业性软件的开发也相对落后。
2
In contrast, China Telecom and China Mobile's 3g network download speeds are lagging behind China Unicom.
相比之下，中国电信和中国移动的3g网络下载速度均落后于中国联通。
3
In the competitive market environment, Jiaozuo network operation and maintenance work has been out of the room, go to the market, but the current performance management system is lagging behind.