jaw brake

简明释义

爪形制动器

英英释义

例句

1.The truck driver engaged the jaw brake to slow down on the steep descent.

卡车司机在陡峭的下坡路上使用了减速刹车来减速。

2.The mechanic explained how the jaw brake functions to enhance vehicle control.

机械师解释了减速刹车如何增强车辆控制。

3.During the training session, we learned the proper use of a jaw brake in heavy vehicles.

在培训课程中，我们学习了重型车辆中减速刹车的正确使用方法。

4.The jaw brake is especially useful when driving downhill.

在下坡时，减速刹车特别有用。

5.Using a jaw brake can help prevent brake overheating during long hauls.

使用减速刹车可以帮助防止长途行驶中刹车过热。

作文

In the world of heavy machinery and large vehicles, the term jaw brake refers to a specific type of braking system that is commonly used in trucks and buses. This braking system operates by utilizing the engine's power to slow down the vehicle, rather than relying solely on traditional friction brakes. The jaw brake works by creating a compression release within the engine, which effectively reduces speed while also providing a significant reduction in wear and tear on the brake pads. This is particularly beneficial for drivers who frequently navigate steep hills or mountainous terrain, where conventional brakes may overheat and lose effectiveness.The mechanics behind the jaw brake are quite fascinating. When the driver activates this system, a series of valves within the engine open, allowing compressed air to escape. This sudden release of air creates a vacuum effect that slows the engine down, thereby reducing the overall speed of the vehicle. Not only does this help maintain control during descents, but it also enhances safety by preventing the brakes from overheating. As a result, many truck drivers prefer using the jaw brake when driving in challenging conditions.Moreover, the jaw brake is not just about functionality; it also has a unique auditory characteristic. The sound produced by the jaw brake can be quite loud and distinctive, often described as a 'pop' or 'bang.' This noise is a result of the rapid release of air and can serve as a warning to other drivers on the road. While some may find the sound bothersome, many truck drivers appreciate the audible feedback as it indicates that the system is functioning properly.One of the key advantages of the jaw brake is its ability to enhance the longevity of the vehicle's braking system. Traditional brakes can wear out quickly, especially under heavy loads or during long downhill drives. However, with the jaw brake, the reliance on engine power reduces the strain on the brake components, leading to fewer replacements and repairs over time. This aspect is particularly appealing to fleet operators and logistics companies, as it can result in significant cost savings.Despite its benefits, the jaw brake does have some considerations for drivers. For instance, it is essential to use this system appropriately to avoid losing control of the vehicle. Drivers must be trained to understand how and when to engage the jaw brake, especially in relation to their speed and the gradient of the road. Additionally, some regions have specific regulations regarding the use of engine brakes, so it's crucial for drivers to be aware of local laws.In conclusion, the jaw brake is an invaluable tool for heavy vehicle operators, offering enhanced control, safety, and reduced wear on braking systems. Its unique operation and sound make it a notable feature in the trucking industry. By understanding the mechanics and proper usage of the jaw brake, drivers can ensure a safer and more efficient driving experience, particularly in demanding conditions. As technology continues to evolve, the jaw brake will likely remain a staple in heavy-duty vehicles, contributing to both performance and safety on the roads.

在重型机械和大型车辆的世界中，术语jaw brake指的是一种特定类型的制动系统，通常用于卡车和公共汽车。这种制动系统通过利用发动机的动力来减慢车辆速度，而不是仅仅依赖传统的摩擦刹车。jaw brake通过在发动机内部产生压缩释放来工作，有效地减速，同时显著减少刹车片的磨损。这对于经常在陡峭山坡或山区驾驶的司机尤其有利，因为传统刹车可能会过热并失去效力。jaw brake背后的机械原理非常迷人。当司机激活该系统时，发动机内部的一系列阀门打开，允许压缩空气逸出。这种空气的突然释放产生了真空效应，从而减缓了发动机的运转速度，降低了车辆的整体速度。这不仅有助于在下坡时保持控制，还通过防止刹车过热来增强安全性。因此，许多卡车司机在困难条件下更喜欢使用jaw brake。此外，jaw brake不仅仅是功能性的，它还有独特的听觉特性。jaw brake产生的声音可能相当响亮且独特，常常被描述为“啪”或“砰”的声音。这种噪音是由于空气的快速释放造成的，可以作为对路上其他司机的警告。虽然有些人可能觉得这种声音令人烦恼，但许多卡车司机欣赏这种可听反馈，因为它表明系统正常运作。jaw brake的一个主要优点是能够延长车辆制动系统的使用寿命。传统刹车在重载或长时间下坡驾驶时可能会迅速磨损。然而，通过使用jaw brake，对发动机动力的依赖减少了对刹车部件的压力，从而导致更少的更换和维修。这一方面对于车队运营商和物流公司尤其吸引，因为这可以带来显著的成本节省。尽管有其优点，jaw brake也有一些需要司机考虑的因素。例如，适当地使用此系统以避免失去对车辆的控制至关重要。司机必须接受培训，以了解何时以及如何激活jaw brake，特别是与他们的速度和道路坡度相关。此外，一些地区对发动机制动的使用有特定的规定，因此司机必须了解当地法律。总之，jaw brake是重型车辆操作员的宝贵工具，提供了增强的控制、安全性和对制动系统的磨损减少。其独特的操作和声音使其成为卡车行业的显著特征。通过了解jaw brake的机械原理和正确使用，司机可以确保在要求苛刻的条件下获得更安全和更高效的驾驶体验。随着技术的不断发展，jaw brake可能仍将是重型车辆中的一个重要组成部分，为道路的性能和安全做出贡献。