纽约州,加州以及其它州商业车驾照拖挂组合理论模拟题复习
驾驶拖挂组合车辆可以成为您商业驾驶生涯中不可或缺的一部分。 不过,在达到这一点之前,您需要通过美国DMV的考试,证明您已经掌握了安全驾驶这些车辆所需的专业知识。 以下30个问题来自官方2024年美国商业车驾照手册,仅涵盖拖挂组合车辆,以帮助您准备此特定的DMV测试。 祝你在练习考试和真正考试的时候好运!
拖挂组合理论模拟考试排行榜
When connecting the glad hands, press the two seals with the coupler together at what degree to each other?
- 90 degree - 正确答案
- 45 degree
- 180 degree
- 120 degree
当车头的刹车气管连接到拖斗时,应该将车头气管的密封橡皮圈以90度的角度,与拖斗的气管接收处的密封橡皮圈以90度的角度对齐
Compared to a straight truck or bus there are __ things to inspect in a combination vehicle
- More - 正确答案
- The same number
- None of these answers are correct
- Few
与货车或巴士相比,混合卡车做车身检查时,需要检查的东西更多
You have coupled with a semitrailer. Where should you put the iron trailer supports before driving away
- Raised 1/4 way with the crank handle secured in its bracket
- 3 turns off the top with the crank handle secured in its bracket
- Fully raised with the crank handle secured in its bracket - 正确答案
- Raised 1/2 way with the crank handle secured in its bracket
当车头已经与拖斗连接上,准备开车离开之前,应完全的将拖车支架收起,并将曲柄固定在支架上的收放处。
Before you back under a trailer, make sure that:
- the tractor protection valve is normal
- none of these answers are correct
- the trailer brakes are locked - 正确答案
- the air supply knob is in
在将车头倒到拖斗下方之前,请确保拖斗的刹车为锁定状态。
Why should you be sure that the fifth wheel plate is greased as required
- none of these answers are correct
- To ensure a good electrical connection
- To reduce heat and noise
- To prevent steering problems - 正确答案
你应该确保对牵引座(第五轮)板进行了润滑以防止转向问题。