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- The interface between the data processing terminal and data communication equipment. It involves not only digital data signals, but also signals for controlling the modem and the data link. 数据处理终端设备与数据通信设备之间的接口，它不仅包含数字式数据信号，而且还有控制调制解调器和数据链路的信号。
- Digital Data Communication Message Protocol 数字数据通信消息协议
- DDCMP [Digital Data Communication Message Protocol] 数位资料通讯协定
- digital data communication message proto 数字数据通信报文协议
- digital data communication terminal 数字数据通信终端
- Talk about Digital Data Communication and Application Prospect 浅谈数据通信及其应用前景
- In data communication, transmitted and received messages. 在数据通信过程中，被发送和接收的报文量。
- Digital Data Communications Message Protocol [计] 数字数据通信信息协议
- Digital Data Communications Control System 数字数据通信控制系统
- Digital Data Communications System 数字数据通信系统
- ATM Technology and Its Application in Wide Region Digital Data Communication Network Engineering ATM技术及其在广域数字数据通信网工程中的应用
- GuangDong Data Communication Network CO., LTD. 广东数据通信网络有限公司。
- Changzhou Bell Data Communication Equipments Co. 网站的其它信息。
- Data communication equipment (e.g. modem). 数据通讯设备：如调制解调器。
- Data communications; data updates. 数据通讯; 数据更新
- Digital data communication for measurement and control - Fieldbus for use in industrial control systems - Part 5: Application layer service definition 测量和控制用数字数据通信。工业控制系统用现场总线。第5部分:应用层服务定义
- No conversion from analogue to digital data is needed. 没有必要把模拟转换为数字数据。
- Many data communication services are available in Hong Kong. 本港设有的数据通讯服务种类繁多。
- Digital data communication for measurement and control - Fieldbus for use in industrial control systems - Part 2: Physical layer specification and service definition 测量和控制用数字数据通信。工业控制系统用现场总线。弟2部分:物理层规范和服务定义
- CK Composite with Check Digits data type. 具检核值的合成资料型态。
