纽约州，加州以及其它州商业车驾照基本理论模拟题复习
美国大部分州的商业车驾照考试为英文，我们已将搜索到的试卷答案注释中文以便您更好的复习。所有的信息来自于官方网站和网络，在发布时尽可能保证准确，但可能会发生变化，请按照当地官方DMV网站为准。欢迎联系我们给予建议和分享更多考题
基本理论模拟考试排行榜
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How the weight of the vehicle affects stopping distance
- all these answers are correct
- empty trucks take longer to stop than if loaded. but this not the normally case of buses - 正确答案
- if brakes work the same no matter what is the weight of the vehicle for the both trucks and buses
- fully loaded trucks take longer to stop or the buses loaded with passengers take less distance than empty ones.
空卡车要比装有货物的卡车要花更长的时间才能停下来, 但在正常情况下巴士不会有这种情况。
Cargo inspection
- All of these answers are true
- Are needed only if hazardous materials are being hauled
- is most often not the responsibility of the drvier
- Should be performed after every break you take while driving - 正确答案
你应当在每次停车时对拉的货物/柜进行检查，以防止车辆行驶中货物/柜出现任何意外情况
Which of these rigs have more chances to off track while making a turn:
- tractors with 20 feet trailers
- 53 feet straight trucks
- tractors with 45 feet trailers - 正确答案
- tractors with 27 feet trailers
带45英尺拖车的车头在转弯时有更大的机会偏离轨道。
You are checking your brakes and suspension system for a pre-trip inspection. Which of these statements are true?
- Just missing a leaf in a leaf spring is not dangerous
- All of these answers are true.
- Brake shoes should not have oil, grease or brake fluid on them - 正确答案
- Spring hangers that are cracked but still tight are not dangerous
在行车前检查避震系统和刹车系统时，要确定刹车片上不得沾有油，油脂或刹车液
Most skids:
- happen on ice
- are caused by going too fast or trying to stop too quickly - 正确答案
- don't happen with radial tires
- don't happen with tractor trailers
大多数打滑是由于车速过快或试图过快停止造成的
