engine block

简明释义

发动机本体

英英释义

例句

1.We need to replace the engine block because it has a major leak.

我们需要更换发动机缸体，因为它有一个重大泄漏。

2.The mechanic recommended a new engine block for better performance.

机械师建议更换新的发动机缸体以获得更好的性能。

3.Overheating can cause serious damage to the engine block.

过热可能会对发动机缸体造成严重损害。

4.The mechanic inspected the engine block for any signs of cracks.

机械师检查了发动机缸体是否有裂纹的迹象。

5.A cracked engine block can lead to engine failure.

裂开的发动机缸体可能导致发动机故障。

作文

The engine is often considered the heart of a vehicle, and at the core of this vital component lies the engine block. The engine block is a fundamental part of an internal combustion engine, serving as the main structure that houses various essential components. It is typically made of cast iron or aluminum and contains cylinders where fuel and air mix to create combustion. Understanding the role of the engine block is crucial for anyone interested in automotive mechanics or engineering.The primary function of the engine block is to provide support and alignment for the engine's moving parts, particularly the pistons, which are housed within its cylinders. When the fuel-air mixture ignites, it creates pressure that pushes the pistons down, ultimately converting this linear motion into rotational motion through the crankshaft. This process is what powers the vehicle forward. Therefore, the integrity and durability of the engine block are paramount; any cracks or defects can lead to catastrophic engine failure.Moreover, the engine block also plays a significant role in the cooling system of the engine. Coolant flows around the engine block, absorbing heat generated during combustion and preventing the engine from overheating. If the engine block were to overheat, it could warp or crack, leading to costly repairs and potentially dangerous situations on the road.In addition to its structural and functional significance, the engine block is also a focal point in discussions about engine performance. Different designs and materials can affect how efficiently an engine operates. For instance, lighter engine blocks made from aluminum can improve fuel efficiency and acceleration, while heavier cast iron blocks may offer more durability and withstand higher power outputs. Engineers continuously explore innovative designs and technologies to enhance the performance of the engine block and, by extension, the entire engine.Furthermore, the engine block is essential for modifications and upgrades in automotive tuning. Car enthusiasts often replace stock engine blocks with high-performance alternatives to increase horsepower and torque. This practice requires a deep understanding of how the engine block interacts with other engine components, such as the intake and exhaust systems, to achieve desired performance outcomes.In conclusion, the engine block is a critical component of any internal combustion engine, providing structural integrity, facilitating the combustion process, and contributing to overall engine performance. Its importance cannot be overstated, as it directly impacts the reliability and efficiency of a vehicle. Whether you are a car enthusiast, a mechanic, or simply someone curious about how engines work, understanding the engine block will enhance your knowledge of automotive technology and its intricate workings. As vehicles continue to evolve with advancements in technology, the engine block will remain a fundamental element in the pursuit of better performance and efficiency in the automotive industry.

发动机通常被认为是车辆的心脏，而在这个至关重要的组件的核心则是发动机缸体。发动机缸体是内燃机的基本部分，作为主要结构，它容纳着各种必不可少的组件。它通常由铸铁或铝制成，包含气缸，在这里燃料和空气混合以产生燃烧。理解发动机缸体的作用对于任何对汽车机械或工程感兴趣的人来说都是至关重要的。发动机缸体的主要功能是为发动机的运动部件提供支撑和对齐，特别是活塞，这些活塞被安置在其气缸内。当燃料-空气混合物点燃时，会产生压力，推动活塞向下，从而将这种线性运动转化为通过曲轴的旋转运动。这一过程就是推动车辆前进的动力。因此，发动机缸体的完整性和耐久性至关重要；任何裂缝或缺陷都可能导致灾难性的发动机故障。此外，发动机缸体在发动机的冷却系统中也发挥着重要作用。冷却液在发动机缸体周围流动，吸收燃烧过程中产生的热量，防止发动机过热。如果发动机缸体过热，可能会变形或开裂，导致昂贵的维修费用和潜在的危险情况。除了其结构和功能的重要性外，发动机缸体在讨论发动机性能时也是一个焦点。不同的设计和材料可以影响发动机的运行效率。例如，由铝制成的轻型发动机缸体可以提高燃油效率和加速性能，而较重的铸铁缸体则可能提供更高的耐用性并承受更高的功率输出。工程师们不断探索创新的设计和技术，以增强发动机缸体及整个发动机的性能。此外，发动机缸体对于汽车调校中的改装和升级至关重要。汽车爱好者经常将原装的发动机缸体更换为高性能的替代品，以增加马力和扭矩。这种做法需要深入了解发动机缸体与其他发动机组件（如进气和排气系统）之间的相互作用，以实现理想的性能结果。总之，发动机缸体是任何内燃机的关键组件，提供结构完整性、促进燃烧过程，并有助于整体发动机性能。它的重要性不容小觑，因为它直接影响到车辆的可靠性和效率。无论你是汽车爱好者、机械师，还是仅仅对发动机如何工作感到好奇，理解发动机缸体将增强你对汽车技术及其复杂运作的知识。随着车辆在技术进步中不断发展，发动机缸体将继续成为追求更好性能和效率的汽车工业中的基本元素。