cylinder bore

简明释义

汽缸内径

英英释义

例句

1.The mechanic measured the cylinder bore to ensure it was within specifications.

机械师测量了气缸孔以确保其在规格范围内。

2.It's important to check the cylinder bore for wear during an engine rebuild.

在发动机重建过程中，检查气缸孔的磨损是很重要的。

3.A larger cylinder bore can increase engine displacement and power output.

更大的气缸孔可以增加发动机排量和功率输出。

4.An oversized cylinder bore can lead to problems with piston fit.

超大尺寸的气缸孔可能会导致活塞配合问题。

5.The cylinder bore size affects the fuel efficiency of the vehicle.

气缸孔的大小会影响车辆的燃油效率。

作文

The term cylinder bore refers to the internal diameter of a cylinder in an engine. This measurement is crucial because it directly affects the engine's displacement, power output, and overall performance. Understanding cylinder bore is essential for anyone interested in automotive engineering or mechanics. The larger the cylinder bore, the more air and fuel can be drawn into the cylinder, which can lead to increased power. However, there is a balance to maintain; if the bore is too large, it can result in a decrease in efficiency and potential issues with engine cooling. In most engines, the cylinder bore is paired with the stroke length, which is the distance the piston travels within the cylinder. Together, these two measurements determine the engine's total displacement. For example, a V8 engine with a large cylinder bore and long stroke will typically produce more horsepower than a smaller engine with a shorter stroke. This relationship is vital for engineers who design engines to meet specific performance criteria.Moreover, the cylinder bore can also influence the type of fuel an engine can efficiently use. High-performance engines often have larger bores to accommodate more fuel and air, allowing them to operate at higher RPMs. This is particularly important in racing applications, where every bit of power counts. Additionally, the material used for the cylinder walls can impact how the cylinder bore performs under stress and heat. For instance, cast iron is commonly used due to its durability, while aluminum is favored for its lightweight properties in high-performance applications.Maintenance of the cylinder bore is also critical. Over time, wear and tear can lead to changes in the bore's dimensions, which can affect engine performance. Mechanics often check the cylinder bore for wear patterns and may recommend honing or boring the cylinders to restore them to their original specifications. This process ensures that the engine runs smoothly and efficiently, prolonging its lifespan.In conclusion, the cylinder bore is a fundamental aspect of engine design and performance. Its size and condition can significantly influence an engine's power, efficiency, and longevity. For car enthusiasts and professionals alike, understanding the intricacies of the cylinder bore is crucial for optimizing engine performance and ensuring reliable operation. Whether you are tuning an engine for speed or maintaining a daily driver, the cylinder bore plays a pivotal role in the overall functionality of the vehicle.

术语cylinder bore指的是发动机中气缸的内部直径。这个测量值至关重要，因为它直接影响发动机的排量、功率输出和整体性能。理解cylinder bore对于任何对汽车工程或机械感兴趣的人来说都是必不可少的。cylinder bore越大，能够吸入的空气和燃料就越多，这可能导致功率增加。然而，必须保持一种平衡；如果气缸孔过大，可能会导致效率下降以及潜在的发动机冷却问题。在大多数发动机中，cylinder bore与行程长度相结合，行程是活塞在气缸内移动的距离。这两个测量值共同决定了发动机的总排量。例如，一台具有较大cylinder bore和长行程的V8发动机通常会比一台较小的短行程发动机产生更多的马力。这种关系对设计满足特定性能标准的发动机的工程师至关重要。此外，cylinder bore还可以影响发动机能有效使用的燃料类型。高性能发动机通常具有较大的气缸孔，以容纳更多的燃料和空气，使其能够在更高的转速下运行。这在赛车应用中特别重要，因为每一点功率都至关重要。此外，用于气缸壁的材料也会影响cylinder bore在压力和热量下的表现。例如，铸铁因其耐用性而被广泛使用，而铝因其在高性能应用中的轻质特性而受到青睐。cylinder bore的维护也至关重要。随着时间的推移，磨损可能导致气缸尺寸的变化，这会影响发动机性能。机械师通常会检查cylinder bore的磨损模式，并可能建议对气缸进行磨削或扩孔，以将其恢复到原始规格。这个过程确保发动机平稳高效地运行，延长其使用寿命。总之，cylinder bore是发动机设计和性能的基本方面。它的大小和状态可以显著影响发动机的功率、效率和耐用性。对于汽车爱好者和专业人士来说，理解cylinder bore的复杂性对于优化发动机性能和确保可靠操作至关重要。无论您是为速度调校发动机还是维护日常驾驶车辆，cylinder bore在车辆的整体功能中发挥着关键作用。