data communication service的用法和樣例：
例句
- Mobile communication services competition is regarded as cutthroat struggle in telecommunication field.
移動通信業務的競爭，是通信業競爭最為激烈的領域。 - Thus, it is possible for the users to use telematics services without exchanging the mobile communication terminals.
因此，對用戶來說，可以使用信息通信業務而不調換移動通信終端。
