Deploying enhanced broadband services over existing network infrastructure （ ）in increase of the network complexity and therefore,extra expenses on network management and maintenanc
A.[1分]
B.results
C.resulted
D.resulting
E.result
参考答案
立即搜索
您可能感兴趣的试题
The approaching 4G mobile communication systems are projected to （ ） still remaining problems of 3G systems and to provide （ ） new services ,from high-quality voice to high-definition video to high data-rate wireless channels.