exhaust manifold

简明释义

排气歧管

英英释义

例句

1.The mechanic inspected the exhaust manifold for any cracks or leaks.

机械师检查了排气歧管是否有裂缝或泄漏。

2.The technician tightened the bolts on the exhaust manifold to prevent leaks.

技术员拧紧了排气歧管上的螺栓以防止泄漏。

3.Overheating can cause the exhaust manifold to warp.

过热可能导致排气歧管变形。

4.The sound of the engine changed after replacing the exhaust manifold.

更换排气歧管后，发动机的声音发生了变化。

5.A damaged exhaust manifold can lead to poor engine performance.

损坏的排气歧管会导致发动机性能下降。

作文

The engine of a vehicle is a complex assembly of various components, each playing a crucial role in its overall performance. One such component is the exhaust manifold, which is essential for directing the exhaust gases away from the engine and into the exhaust system. The exhaust manifold is typically made of cast iron or stainless steel, designed to withstand high temperatures and pressures that occur during the combustion process. When the engine burns fuel, it produces exhaust gases that need to be expelled efficiently. The exhaust manifold collects these gases from multiple cylinders and channels them into a single pipe leading to the exhaust system. This process is vital for maintaining engine efficiency and preventing back pressure, which can impede engine performance. Without a properly functioning exhaust manifold, the engine may experience a decrease in power and an increase in emissions.In addition to its primary function of gas collection, the exhaust manifold also plays a role in the overall thermal management of the engine. By directing the hot exhaust gases away from the engine block, it helps to regulate the engine's temperature. Overheating can lead to severe engine damage, so the exhaust manifold is designed to ensure that heat is dissipated effectively.Furthermore, modern vehicles often incorporate additional technologies into their exhaust manifolds. For instance, some are equipped with catalytic converters that help reduce harmful emissions before they exit the vehicle. These advancements highlight the importance of the exhaust manifold not only in terms of performance but also in environmental considerations.Maintenance of the exhaust manifold is crucial for vehicle longevity. Over time, the manifold can develop cracks or leaks due to the extreme conditions it faces. A damaged exhaust manifold can lead to increased noise levels, reduced fuel efficiency, and even potential damage to other engine components. Therefore, regular inspections and timely repairs are necessary to keep the vehicle running smoothly.In conclusion, the exhaust manifold is a vital component of an internal combustion engine, responsible for managing exhaust gases and contributing to the overall efficiency and performance of the vehicle. Understanding its function and importance can help vehicle owners appreciate the complexities of their engines and the necessity of proper maintenance. As technology continues to evolve, the design and functionality of the exhaust manifold will likely advance, further enhancing its role in modern automotive engineering.

车辆的发动机是一个复杂的组件组合，每个部分在整体性能中都扮演着至关重要的角色。其中一个组件就是排气歧管，它对于将废气从发动机引导到排气系统中是必不可少的。排气歧管通常由铸铁或不锈钢制成，旨在承受在燃烧过程中产生的高温和高压。当发动机燃烧燃料时，会产生需要有效排放的废气。排气歧管收集来自多个气缸的这些气体，并将其引导到通往排气系统的单个管道中。这个过程对维持发动机效率和防止背压至关重要，背压可能会妨碍发动机性能。如果没有正常运作的排气歧管，发动机可能会出现动力下降和排放增加的问题。除了其主要的气体收集功能外，排气歧管还在发动机的整体热管理中发挥作用。通过将热废气引导离发动机缸体，它有助于调节发动机的温度。过热可能导致严重的发动机损坏，因此排气歧管的设计确保热量得以有效散发。此外，现代车辆通常在其排气歧管中结合了额外的技术。例如，一些车型配备了催化转化器，有助于在废气排出车辆之前减少有害排放。这些进步突显了排气歧管在性能和环境考虑方面的重要性。排气歧管的维护对于车辆的耐用性至关重要。随着时间的推移，由于面临极端条件，歧管可能会产生裂纹或泄漏。损坏的排气歧管可能会导致噪音水平增加、燃油效率降低，甚至对其他发动机组件造成潜在损害。因此，定期检查和及时修理对于保持车辆平稳运行是必要的。总之，排气歧管是内燃机的重要组成部分，负责管理废气并有助于车辆的整体效率和性能。了解其功能和重要性可以帮助车辆所有者欣赏他们发动机的复杂性以及适当维护的必要性。随着技术的不断发展，排气歧管的设计和功能可能会进一步提升，从而增强其在现代汽车工程中的作用。