If a collision is imminent from the rear, the car's software calculates whether to deploy the brakes in order to mitigate a second collision, if sensors show another car is ahead.
如果是后方有车要撞上来了，而且前方还有一辆车在行驶，那么轿车的软件就会自动计算是否应该进行制动，以减轻二次碰撞造成的伤害。
In a head-on collision, a rear-facing car seat spreads the energy of the crash across the toddler's entire back, not just across a narrow portion of a tiny body.
在正面相撞中，后朝向座位会使冲击力分散在婴幼儿的整个后方，而不是他小小的躯体上很窄的一部分。
Volvo has introduced a system called "City Safety" that reduces the chance of low-speed crashes in which the driver fails to brake in time, usually causing a rear-end collision.
沃尔沃（Volvo）也引入了一个名叫“城市安全”的系统，它可以降低因驾驶员未能及时刹车而导致低速撞车的可能性（往往是追尾）。
The front and rear of the car will crumple during a collision.
碰撞时，汽车的前部和后部会被撞瘪。
Most riders would overbrake and skid the rear wheel, and underbrake the front wheel greatly reducing collision avoidance deceleration.
很多人过度后刹造成后轮测滑和刹前轮不力造成减速不力。
追尾危险。
If the vehicle ahead sudden braking deceleration, easy to cause the rear vehicle collision because of the slippery brake less.
如果前方车辆突然刹车减速，容易导致后方车辆因为路滑刹车不及而追尾。 羄。
This paper can solve the key difficulty of lane detection, car detection and distance measurement based on central perspective principle and image process in order to alarm rear-end collision.
本文利用中心透视原理和图像处理的方法可以解决车道识别，车辆识别和车间距测量的关键难点，达到高速公路汽车追尾预警的目的。
Based on this premise, a suit of Rear-end Collision Warning System is studied and taped in this paper.
本论文以此为前提，开发研究了一套高速公路追尾碰撞预防报警系统。
In order to reduce the number of traffic accidents, such as rear-front collision, vehicle parking detection method based on computer vision is studied.
为减少高速公路上车辆追尾等交通事故的发生，研究了基于机器视觉的车辆停车检测方法。
Therefore, the research on collision characteristics of motor vehicles and trailers rear underrun protection for improving the safety performance of automobile collision is of great significance.
因此，研究车辆后下部防护装置的碰撞特性，对于提高汽车碰撞安全性具有重要的意义。
But today's wenzhou rear-end collision really let a person feel sorrow!
但今天的温州追尾事件真让人感到悲哀！
An new scheme for automobile's rear-end anti-collision is proposed by ultrasonic approach;
利用超声波探测技术，提出了一套基于超声波测速的汽车防追—尾告警系统方案；
An new scheme for automobile's rear-end anti-collision is proposed by ultrasonic approach;
利用超声波探测技术，提出了一套基于超声波测速的汽车防追—尾告警系统方案；
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