推导出夜间行车安全行驶速度。利用光学原理分析公路不同线形路段处夜间行驶车辆会车时眩光原因引起可能出现的行车事故。
Analysis glare causes car traffic accident that may occur of the different sections of road vehicles would be traveling at night use of linear optics.
动力制动是对电动轮汽车的安全行驶和速度调节不可缺少的控制环节。
Dynamic braking is an indispensable part to control the driving safety and speed adjustment in motor-wheel trucks.
良好的制动性能不仅能够保证对汽车速度的控制，更是对汽车安全行驶的重要保障。
High quality of brake is not only the guarantee to keep control of velocity, but also important to the safe driving.
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