When the digital speedometer in the car hits 231 km/h, the Japanese businessmen sitting across from me look up from their laptops and nod in approval.
车厢里的电子速度表已经达到231公里/小时，我对面的日本商人从笔记本上抬起头来，赞许的点了点头。
The article introduced and analyzed the principle of work and performance characteristic of the digital speedometer of automobile.
介绍并分析了数字式车速里程表的工作原理及性能特点。
The article introduced and analyzed the principle of work and performance characteristic of the digital speedometer of automobile.
介绍并分析了数字式车速里程表的工作原理及性能特点。
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