很显然，疲劳驾驶和驾驶精神分散状态监测系统对于降低交通事故率有着重要的作用。

Obviously, driver's fatigue and distraction warning system take important role on reducing accident rate.

youdao

很显然，疲劳驾驶和驾驶精神分散状态监测系统对于降低交通事故率有着重要的作用。

Obviously, driver's fatigue and distraction warning system take important role on reducing accident rate.

youdao