汽车制动性能的好坏直接关系到人们的生命安全。
The brake performance of automobile has the relation with the safety of people.
因此，很有必要研究出快捷、准确地检测汽车制动性能的方法和工具。
Therefore, it is necessary to find out quickly and accurately detect vehicle braking performance of methods and tools.
介绍了一种基于AT 89 C 52单片机的汽车制动性能检测仪。
An instrument for vehicle braking performance test based on AT89C52 MCU is introduced.
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