Any device that combines incoming message into a single message (concentration) or extracts individual messages from the data sent in a single transmission sequence (deconcentration).

把送来的多个报文合并成为单个报文(集中)；或者从单个传输序列所发送的数据中提取各单独报文(分散)的装置。

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Besides existing the single transmission questions, two grades of reducer have other problems, such as dimension coordinate, transmission radio distribute, power flow direction and balancing.

双级减速器除了存在单级的传动问题以外，还有外形尺寸协调、传动比分配、功率流分流及机构平衡等问题。

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Although fault component current phase selector has excellent performance for single transmission lines, it may select unwanted phase for cross-country faults in double-circuit lines on a same tower.

相电流差突变量选相元件在单回线故障中具有良好的选相性能，但在同杆双回线跨线故障中可能误选相。

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Given a single transmission system, the currency could help achieve greater integration, galvanising the European economy into becoming fully competitive.

ECONOMIST: Now for the big push? | The

The single currency still lacks a single transmission system.

ECONOMIST: Now for the big push? | The

The vehicle has a single-speed transmission that makes it feel sprightly off the line, producing acceptable acceleration (reported at 9.5 seconds from zero to 60), good for around town, and a top speed limited to 85 miles per hour.

FORBES: 2012 CODA Sedan -- Changing Perceptions Of All-Electric