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  3. An Intelligent Car Driving needs sharp eyes, keen ears, quick brain, and coordination between hands and the brain. Many human dr

An Intelligent Car Driving needs sharp eyes, keen ears, quick brain, and coordination between hands and the brain. Many human dr

admin2009-06-15  50
问题                                        An Intelligent Car
Driving needs sharp eyes, keen ears, quick brain, and coordination between hands and the brain. Many human drivers have all(51) and can control a fast-moving car. But how does an intelligent car control itself?
There is a virtual driver in the smart car. This virtual driver has "eyes", "brains", "hands" and "feet", too. The minicameras(52)each side of the car are his "eyes", which observe the road conditions ahead of it. They watch the(53) to the car’s left and right. There is also a highly(54) driving system in the car. It is the built-in computer, which is the virtual driver’s "brain". His "brain" calculates the speeds of(55) moving cars near it and analyzes their positions. Basing on this information, it chooses the right(56) for the intelligent car, and gives(57) to the "hands" and "feet" to act accordingly. In this way, the virtual driver controls his car.
What is the virtual driver’s best advantage? He reacts(58) . The minicameras are(59)images continuously to the "brain." It(60)the processing of the images within 100 milliseconds. However, the world’s best driver(61)needs one second to react.(62) , when he takes action, he needs one more second.
The virtual driver is really wonderful. He can reduce the accident(63)considerably on expressways. In this case, can we let him have the wheel at any time and in any place? Experts(64)that we cannot do that just yet. His ability to recognize things is still(65)He can now only drive an intelligent car on expressways.
选项 A、selects
B、completes
C、uses
D、tests
答案B
解析 前一句说的是微型摄像机将图像送人电脑，接下来的意思应该是电脑处理图像，完成处理图像所需的时间为100毫秒。根据上下文表达的意思，应该选B。
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本试题收录于： 职称英语理工类基础题库职称英语分类
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