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技术事务:理论考试题目

爱尔兰驾照理论考试中的 28 道题,每道都附有正确答案和讲解。

  1. What does the speed rating of a tyre indicate?轮胎的速度等级表示什么?答案: 轮胎设计的最高速度。
  2. On a motorway, when should a driver use the hazard warning lights?在高速公路上,驾驶员应何时使用危险警告灯?答案: 因前方危险而迅速减速时。
  3. Under what circumstances could both cross-ply and radial tyres be fitted to a vehicle?在什么情况下可以同时在一辆车上安装斜交轮胎和子午线轮胎?答案: 当每种类型安装在不同的车轴上。
  4. In general, above what gross vehicle weight must a trailer have brakes fitted?一般来说,拖车的总重超过多少时必须安装刹车?答案: 750千克
  5. What can be affected by driving on under-inflated tyres?驾驶时轮胎气压不足会影响哪些方面?答案: 制动能力。
  6. If the oil pressure gauge shows little or no pressure, or the warning light comes on, what could the problem be?如果油压表显示油压很低或没有压力,或者警告灯亮起,可能是什么问题?答案: 油位过低。
  7. If a vehicle is driven with low oil pressure, what effect does this have on its engine?如果车辆在低油压下行驶,这对发动机有什么影响?答案: 这会增加发动机的磨损。
  8. What is the purpose of engine oil?发动机油的作用是什么?答案: 它为发动机润滑。
  9. When driving, where should a driver rest their left foot?驾驶时,司机的左脚应该放在哪里?答案: 在地板上或脚踏板上。
  10. What does the warning light and/or red zone on a fuel gauge mean?燃油表上的警示灯和/或红色区域是什么意思?答案: 油箱中的燃油量很低。
  11. When is it recommended to use coolant?建议在何时使用冷却液?答案: 全年。
  12. What effect does low tyre-pressure have on a vehicle?低胎压对车辆有什么影响?答案: 制动和转弯受损。
  13. What effect does automatic transmission have on engine braking power?自动变速器对发动机制动功率有何影响?答案: 它减弱了发动机制动的效果。
  14. What is the primary purpose of the battery fitted to a petrol – or diesel – powered motor vehicle?汽油或柴油动力机动车上电池的主要用途是什么?答案: 启动引擎。
  15. What should a driver do if the fuel system becomes air-locked?如果燃油系统出现空气锁,司机应该怎么做?答案: 排出燃油系统中的空气。
  16. What happens if the vehicle has a flat battery?如果车辆电池没电,会发生什么?答案: 发动机无法启动。
  17. Why should the valve be replaced when having a tubeless tyre fitted?为什么在安装无内胎轮胎时需要更换气门嘴?答案: 确保轮胎保持充气。
  18. What should a driver do before checking the engine oil level on a vehicle?司机在检查车辆的机油液位之前应该做什么?答案: 确保发动机已关闭且处于冷却状态。
  19. If the vehicle’s oil-pressure gauge is reading low or the red oil-pressure warning light comes on, what should a driver do?如果车辆的油压表读数偏低或红色油压警告灯亮起,驾驶员应该怎么做?答案: 开到安全地点,停车并检查油位。
  20. If driving a vehicle with automatic transmission, what in particular should a driver be aware of?如果驾驶自动变速器车辆,驾驶员特别需要注意什么?答案: 发动机制动功率降低。
  21. What does Anti-lock braking system (ABS) do?防抱死制动系统(ABS)有什么作用?答案: ABS 防止车轮在紧急制动情况下抱死。
  22. After changing a wheel on a vehicle, which of the following should be checked after a short distance?在车辆更换轮胎后,行驶一小段距离后应检查以下哪项?答案: 轮毂螺母的紧固度。
  23. What may happen if the vehicle’s engine oil is not changed as required?如果不按要求更换车辆的发动机油,会发生什么情况?答案: 发动机的部分部件可能会受到更大的磨损。
  24. What is an effect of under-inflated tyres on a vehicle?轮胎气压不足对车辆有什么影响?答案: 制动和转向受损。
  25. What effect would a weak battery have on a vehicle’s driving performance?电池电量不足会对车辆的驾驶性能产生什么影响?答案: 这不会产生影响。
  26. While driving at higher speeds, what does a continuous vibration in the steering indicate?在高速行驶时,方向盘持续震动意味着什么?答案: 车轮平衡不均。
  27. When a driver operates the indicator switch and hears a more rapid clicking noise than normal, what could this mean?当驾驶员操作转向灯开关并听到比正常更快的点击声时,这可能意味着什么?答案: 指示灯泡可能已烧坏。
  28. What effect can a worn shock absorber have on a vehicle?磨损的减震器会对车辆产生什么影响?答案: 这可能导致车辆以不稳定的方式“弹跳”。

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