The market of the third generation mobile telecommunication(3G), which is the evolution of the second generation mobile telecommunication(2G), has emerged gradually.
2
移动通信技术目前处于第二代移动网络建设完善并准备逐步向第三代网络过渡的阶段。
Mobile communication technology is it moves networking perfect and plan progressively to the third generation of stage.
点击反馈