整合服务数位网路在数位线路上被使用就如同在声音等级的线路上。
ISDN is used on digital lines as well as on voice-grade lines.
企业网路的数位内容生成的增加，使信息中心服务的需求增大。
The rise in digital content generation in enterprise networks has increased the demand for data center services.
企业网路的数位内容生成的增加，使信息中心服务的需求增大。
The rise in digital content generation in enterprise networks has increased the demand for data center services.
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