介绍最新研制的实用型汽车行驶记录仪及用电子多路总线布线技术代替传统汽车布线技术的方法。
The author introduces the practically new type of vehicle travelling data recorder developed lately and the method of substituting electric multi-channel bus wiring for the traditional method.
本文在分析了传统计算机数控系统布线复杂和维护困难的基础上，提出基于现场总线的计算机数控系统。
This paper proposes CNC system based on field bus on the basis of analyzing of which routing is complex and maintaining is difficult for past CNC system.
通讯质量是需求根据施工经历进行测验和调试的。485总线尽管简略，但有必要严厉装置施工标准进行布线。
Communication quality is the need to test and debug according to the construction experience. 485 bus, although simple, but it is necessary to set up strict construction standards wiring.
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