cylinder head

简明释义

汽缸盖

英英释义

例句

1.The mechanic inspected the cylinder head for any signs of cracks.

机械师检查了气缸盖是否有裂纹的迹象。

2.During the rebuild, we cleaned the cylinder head thoroughly.

在重建过程中，我们彻底清洁了气缸盖。

3.A warped cylinder head can lead to engine overheating.

气缸盖变形可能导致发动机过热。

4.Replacing the cylinder head is often necessary after a blown gasket.

在垫片破裂后，通常需要更换气缸盖。

5.The cylinder head houses the valves and spark plugs.

气缸盖内置了气门和火花塞。

作文

The engine of a car is a complex assembly of various components that work together to produce power. One of the most critical parts of this assembly is the cylinder head. The cylinder head is located at the top of the engine's cylinders and serves several essential functions. It acts as a cover for the combustion chamber, where fuel and air mix and ignite to create energy. Additionally, the cylinder head houses the intake and exhaust valves, which are crucial for the engine's breathing process.Understanding the role of the cylinder head is vital for anyone interested in automotive engineering or simply maintaining their vehicle. The design of the cylinder head can significantly affect engine performance. For instance, a well-designed cylinder head can enhance airflow, leading to better combustion efficiency and increased power output. Conversely, a poorly designed cylinder head can restrict airflow, resulting in reduced performance and higher emissions.The materials used in manufacturing the cylinder head also play a crucial role in its effectiveness. Most modern cylinder heads are made from aluminum due to its lightweight properties and excellent thermal conductivity. However, some high-performance engines may use cast iron for added durability. Regardless of the material, the cylinder head must be able to withstand high temperatures and pressures generated during the combustion process.In addition to its structural functions, the cylinder head also contributes to the overall efficiency of the engine. For example, the configuration of the combustion chamber within the cylinder head can influence the engine's compression ratio, which is a critical factor in determining how much power an engine can generate. A higher compression ratio typically leads to more power but requires higher-octane fuel to prevent knocking.Regular maintenance of the cylinder head is essential to ensure the longevity and performance of an engine. Over time, the cylinder head can become warped due to excessive heat, leading to leaks and loss of compression. Mechanics often check the cylinder head for cracks and warping during routine inspections and may resurface it if necessary.In conclusion, the cylinder head is a vital component of an internal combustion engine, playing a significant role in its performance and efficiency. Understanding its functions, materials, and maintenance requirements can help car owners and enthusiasts appreciate the intricacies of automotive engineering. Whether you are a mechanic or just someone who wants to know more about your vehicle, knowing about the cylinder head will undoubtedly enhance your understanding of how engines work and what keeps them running smoothly.

汽车的发动机是一个复杂的组件组合，这些组件共同工作以产生动力。其中最关键的部分之一是气缸盖。气缸盖位于发动机气缸的顶部，具有几个重要功能。它作为燃烧室的盖子，在这里燃料和空气混合并点燃以产生能量。此外，气缸盖还容纳进气阀和排气阀，这对发动机的呼吸过程至关重要。理解气缸盖的作用对于任何对汽车工程感兴趣或仅仅是维护自己车辆的人来说都是至关重要的。气缸盖的设计可以显著影响发动机性能。例如，设计良好的气缸盖可以增强气流，从而提高燃烧效率和增加功率输出。相反，设计不良的气缸盖可能会限制气流，导致性能降低和排放增加。制造气缸盖所用的材料也在其有效性中发挥着至关重要的作用。大多数现代气缸盖由铝制成，因为其轻便的特性和优良的导热性。然而，一些高性能发动机可能使用铸铁以增加耐用性。无论材料如何，气缸盖必须能够承受燃烧过程中产生的高温和高压。除了结构功能外，气缸盖还对发动机的整体效率做出了贡献。例如，气缸盖内燃烧室的配置可以影响发动机的压缩比，这是决定发动机能产生多少功率的关键因素。较高的压缩比通常会导致更多的功率，但需要更高辛烷值的燃料以防止爆震。定期维护气缸盖是确保发动机寿命和性能的重要措施。随着时间的推移，由于过高的温度，气缸盖可能会变形，导致泄漏和压缩损失。机械师通常在例行检查期间检查气缸盖是否有裂纹和变形，并在必要时进行表面加工。总之，气缸盖是内燃机的一个重要组成部分，在其性能和效率中发挥着重要作用。了解其功能、材料和维护要求可以帮助车主和爱好者欣赏汽车工程的复杂性。无论你是机械师还是只是想了解更多关于你车辆的人，了解气缸盖无疑会增强你对发动机工作原理及其顺利运行所需的知识。