cylinder head

简明释义

汽缸盖

英英释义

例句

1.Overheating can cause serious damage to the cylinder head.

过热可能会对气缸盖造成严重损害。

2.The mechanic inspected the cylinder head for cracks before reassembling the engine.

在重新组装发动机之前，机械师检查了气缸盖是否有裂缝。

3.Replacing the cylinder head gasket is essential to prevent oil leaks.

更换气缸盖垫圈对于防止漏油是至关重要的。

4.A warped cylinder head can lead to poor engine performance.

变形的气缸盖会导致发动机性能下降。

5.The technician used a torque wrench to tighten the bolts on the cylinder head.

技术员使用扭矩扳手来拧紧气缸盖上的螺栓。

作文

The engine of a car is a complex machine that requires various components to work together seamlessly. One of the most crucial parts of this machinery is the cylinder head, which plays a significant role in the overall performance of the engine. The cylinder head is located at the top of the engine block and serves as a cover for the cylinders. It is where the combustion process takes place, and its design can greatly influence the efficiency and power output of the engine.In essence, the cylinder head houses the intake and exhaust valves, which control the flow of air and fuel into the cylinders and the expulsion of exhaust gases. This means that the cylinder head must be designed with precision to ensure that these processes occur smoothly. Any imperfections in the cylinder head can lead to a decrease in engine performance, increased emissions, or even engine failure.The materials used to manufacture a cylinder head are also critical. Typically, they are made from aluminum or cast iron due to their strength and ability to withstand high temperatures. Aluminum cylinder heads are lighter and provide better heat dissipation, making them a popular choice in modern engines. On the other hand, cast iron cylinder heads are more durable and can handle higher stress levels, which is why they are often found in heavy-duty vehicles.Another important aspect of the cylinder head is its design. There are various configurations, such as SOHC (Single Overhead Camshaft) and DOHC (Double Overhead Camshaft), which refer to the number of camshafts present. A DOHC cylinder head allows for better airflow and more precise control over the timing of the valves, resulting in improved engine performance. This is particularly advantageous in high-performance vehicles where every bit of power counts.Moreover, the cylinder head also contains passages for coolant, which help regulate the engine's temperature. If the cylinder head overheats, it can warp or crack, leading to severe engine damage. Therefore, maintaining the integrity of the cylinder head is vital for the longevity of the engine.In conclusion, the cylinder head is an essential component of an internal combustion engine. Its role in the combustion process, valve operation, and temperature regulation cannot be overstated. Understanding the function and importance of the cylinder head not only helps in appreciating the engineering behind modern vehicles but also emphasizes the need for regular maintenance to ensure optimal performance. Whether you are a car enthusiast or simply someone who relies on a vehicle for daily transportation, recognizing the significance of the cylinder head is crucial for understanding how your engine operates effectively. Taking care of this component can ultimately lead to a more efficient and powerful engine, ensuring a smoother ride for years to come.

汽车发动机是一台复杂的机器，需要各种组件无缝合作。这个机械中最关键的部分之一是气缸盖，它在发动机的整体性能中起着重要作用。气缸盖位于发动机缸体的顶部，作为气缸的盖子。这里是燃烧过程发生的地方，其设计可以极大地影响发动机的效率和功率输出。从本质上讲，气缸盖容纳了进气阀和排气阀，这些阀门控制空气和燃料进入气缸以及废气排放的流动。这意味着气缸盖必须精确设计，以确保这些过程顺利进行。气缸盖中的任何缺陷都可能导致发动机性能下降、排放增加或甚至发动机故障。制造气缸盖所用的材料也至关重要。通常，它们由铝或铸铁制成，因为这些材料具有强度并能承受高温。铝合金气缸盖更轻，提供更好的散热，因此在现代发动机中受到青睐。另一方面，铸铁气缸盖更耐用，能够承受更高的压力，因此通常用于重型车辆。气缸盖的设计也是一个重要方面。有多种配置，例如SOHC（单顶置凸轮轴）和DOHC（双顶置凸轮轴），这指的是存在的凸轮轴数量。DOHC气缸盖允许更好的气流和对阀门时机的更精确控制，从而改善发动机性能。这在高性能车辆中尤其有利，因为每一点功率都至关重要。此外，气缸盖还包含冷却液通道，这有助于调节发动机的温度。如果气缸盖过热，可能会变形或开裂，从而导致严重的发动机损坏。因此，保持气缸盖的完整性对于发动机的长期使用至关重要。总之，气缸盖是内燃机的重要组成部分。它在燃烧过程、阀门操作和温度调节中的作用不容小觑。了解气缸盖的功能和重要性，不仅有助于欣赏现代车辆背后的工程技术，还强调了定期维护的必要性，以确保最佳性能。无论您是汽车爱好者，还是仅仅依赖车辆进行日常交通的人，认识到气缸盖的重要性对于理解您的发动机如何有效运作至关重要。照顾好这一组件，最终可以带来更高效、更强大的发动机，确保未来数年的平稳驾驶。