【单选题】【消耗次数:1】
在紧急制动中,当任何一个车轮被抱死,ABS执行器根据来自ECU的信号,控制作用在车轮上的制动液压力,首先ABS会按照以下()模式工作。
升压
保持
降压
随机
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相关题目
【判断题】 ABS防抱死制动系统,因其限制车轮抱死,所以其制动距离会比普通制动距离大
①  正确
②  错误
【单选题】 为了获得最佳的制动效能,电子控制防抱死制动系统ABS应将车轮滑移率控制在:
①  1%--10%
②  10%--30%
③  3%--60%
【单选题】 汽车紧急制动情况下,当车轮的滑移率在( )时。制动性能最佳。
①  1
②  20%左右
③  0.5
④  0.75
【单选题】 ABS的作用的就是在汽车制动时将车轮的滑移率控制在( )之间。
①  10%-15%
②  15%-20%
③  25%-30%
④  30%-35%
【判断题】 ABS工作时,制动压力调节器会控制各制动轮缸的压力不断增压、保压、减压
①  正确
②  错误
【判断题】 ABS和TRC都是用来控制车轮相对地面滑动,但是ABS控制的是汽车制动时车轮的“滑移”,TRC控制的是汽车行驶时的驱动车轮“滑转”。()
①  正确
②  错误
【单选题】 在没有安装ABS的车辆上面,车辆紧急制动时,如果后轮抱死,前轮未抱死,那么车辆最可能出现的事故是()。
①  跑偏
②  失去转向能力
③  侧滑
④  甩尾
【判断题】 配置ABS的车辆在紧急制动时制动踏板产生脉动并有“哒哒”的响声,属正常现象
①  正确
②  错误
【单选题】 汽车防抱死制动系统(ABS)制动压力的调节频率一般为:
①  (2--10)次/s
②  (10--20)次/s
③  (20--100)次/s
【判断题】 制动压力调节器根据ABSECU的指令来调节个各车轮制动器的制动压力()
①  正确
②  错误
随机题目
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②  was going to send
③  should be sending
④  should send
【单选题】 17.Neither of them ____ the snake.
①  dares catches
②  dare to catch
③  dare catching
④  dare catch
【单选题】 12.You _____ return the book now. You can keep it till next week if you like.
①  cant
②  mustnt
③  neednt
④  may not
【单选题】 6. –Look, someone is coming. Guess who it _____ be?–I think it _____ be Tom.–I don’tthink it _____ be _____.
①  must; can; must; his
②  may; can; must; him
③  must; can; him
④  might; must; can; himself
【单选题】 1. If they ______ to do this work, he might do it some other way.
①  were
②  should
③  will
④  can
【单选题】 8. I______ go to bed until I ______ finished my work last night.
①  Don’t; had
②  didn’t have
③  didn’t; had
④  don’t; have
【单选题】 15.Man _____ die without air or water.
①  will
②  have to
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【单选题】 16.Let’sclean our classroom, ______?
①  will you
②  dont we
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④  do you
【单选题】 7. If it is fine tomorrow, we ______ a football match.
①  have
②  will have
③  has
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①  Need he to
②  Does he need
③  Needs he to
④  Need he