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- single breaker dual bus 单断路器双母线
- Formerly known as QPSX (Queued Packet and Synchronous Exchange), now known as DQDB (Distributed Queue Dual Bus).It was approved in 1990. 原来的名称为QPSX（队列分组同步交换），现名为DQDB（分布式队列双总线），1990年获得批准。
- In order to avoid single-chip processor's I/O operation interfering with DSP, CPLD extends dual bus for single-chip processor. 为避免单片机I/O操作时干扰DSP子系统，通过CPLD为单片机扩展双总线。
- IEEE standard for MANs (Metropolitan Area Networks). Formerly known as QPSX (Queued Packet and Synchronous Exchange), now known as DQDB (Distributed Queue Dual Bus). It was approved in 1990. IEEE关于城域网标准。原来的名称为QPSX（队列分组同步交换），现名为DQDB（分布式队列双总线），1990年获得批准。
- This paper proposes a DQDB integrated sevice local area network,It is configured in optical fiber dual bus structure,using DQDB protocol and can integrate voice, high/low spced data,high quality picture and isochron convocation video. 介绍了一种DQDB综合业务局域网。 该网用光纤作传输媒介，拓扑结构为双总线环形，采用DQDB协议，本网可传输数字话音、高/低速计算机数据、高质量静止图像和压缩视频图像等综合业务。
- Study on Protection of Single Breaker in Lingbao BTB Project 灵宝背靠背工程单断路器保护研究
- He got on the bus in a single bounce. 他一跃就上了公车。
- double bus single breaker 双总线单遮断器
- The letter was written on a single sheet of paper. 这封信只用一张纸写成。
- One single, second class, to winchester, please. 买一张去温撤斯特单程二等票。
- He got over the stream with a single leap. 他一跃就跳过了小溪。
- The bridge crosses the river in a single span. 河上那座桥是单跨桥。
- Discussion about Dual Bus Bar Dual Segment Microcomputer-Based Bus Bar Differential Protection Double Design 双母线双分段微机型母差保护双重化设计的探讨
- Do you want a single or a return ticket? 你要单程票还是往返票?
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- I have had to work for every single penny I earned. 我挣的每一便士都是辛苦工作得来的。
- A Study of Bandwidth:Allocation Mechanism of Broadband Integrated Service Dual Bus MAN 宽带综合业务双总线城域网的带宽分配策略研究
- The huntsman fired a single shot at the lion and settled its hash. 猎人朝那只狮子开了一枪，把它打死了。
- Five twenties and ten single, please. 请给我5张20元的和10张1元的。
- She wore a single orchid on her evening dress. 她在晚礼服上缀着一朵兰花。
