main jet

简明释义

昼油嘴

英英释义

例句

1.The mechanic adjusted the main jet to improve fuel efficiency.

技工调整了主喷嘴以提高燃油效率。

2.During the tuning process, we replaced the main jet with a larger one.

在调校过程中，我们把主喷嘴更换为一个更大的。

3.If the engine is running too rich, check the main jet for clogs.

如果发动机运行过浓，检查一下主喷嘴是否堵塞。

4.The size of the main jet directly affects the power output of the engine.

主喷嘴的大小直接影响发动机的功率输出。

5.After cleaning, the main jet allowed the bike to run smoother.

清洗后，主喷嘴使得摩托车运行更加平稳。

作文

In the world of motorcycles and small engines, understanding the components that contribute to performance is crucial. One such component is the main jet, which plays a vital role in the carburetion process. The main jet is essentially a small brass fitting that regulates the flow of fuel into the engine. When you twist the throttle, the engine requires more fuel to maintain speed, and this is where the main jet comes into play. It determines how much fuel is mixed with air before entering the combustion chamber. The size of the main jet can significantly affect how an engine performs. If the main jet is too small, the engine may run lean, meaning there isn’t enough fuel for optimal combustion. This can lead to overheating and potential damage over time. Conversely, if the main jet is too large, the engine will run rich, which can cause sluggish performance and increased fuel consumption. Therefore, selecting the correct size of the main jet is essential for achieving the best performance from your engine.Adjusting the main jet is also part of tuning a motorcycle or small engine for specific conditions. For instance, if you live at a high altitude where the air is thinner, you might need a smaller main jet to compensate for the reduced oxygen levels. On the other hand, if you frequently ride in warmer climates, a larger main jet may be necessary to ensure that the engine receives enough fuel. This adaptability makes understanding the main jet crucial for any motorcycle enthusiast or mechanic.Moreover, the main jet is not the only jet in a carburetor; there are also pilot jets and needle jets that work together to manage the fuel-air mixture at different throttle positions. However, the main jet is often the most significant when it comes to full-throttle performance. Therefore, many riders focus on this component when assessing their bike’s performance.In summary, the main jet is a key element in the carburetor system of motorcycles and small engines. It controls the amount of fuel that enters the engine, directly impacting performance, efficiency, and reliability. Understanding how to adjust and tune the main jet can lead to improved acceleration, better fuel economy, and a more enjoyable riding experience. Whether you are a professional mechanic or a casual rider, having knowledge about the main jet will enhance your ability to maintain and optimize your vehicle.

在摩托车和小型发动机的世界中，理解影响性能的组件至关重要。其中一个组件就是主喷嘴，它在化油过程中的作用至关重要。主喷嘴本质上是一个小铜配件，调节燃料流入发动机的量。当你扭动油门时，发动机需要更多的燃料以维持速度，这时主喷嘴就发挥了作用。它决定了有多少燃料与空气混合后进入燃烧室。主喷嘴的大小会显著影响发动机的性能。如果主喷嘴太小，发动机可能会运行偏瘦，意味着没有足够的燃料进行最佳燃烧。这可能导致过热和潜在的长期损坏。相反，如果主喷嘴太大，发动机将运行偏富，这可能导致性能迟缓和燃料消耗增加。因此，选择合适大小的主喷嘴对于实现发动机最佳性能至关重要。调整主喷嘴也是为特定条件调校摩托车或小型发动机的一部分。例如，如果你住在高海拔地区，空气稀薄，你可能需要一个较小的主喷嘴来补偿氧气水平的降低。另一方面，如果你经常在温暖的气候中骑行，可能需要一个较大的主喷嘴以确保发动机获得足够的燃料。这种适应性使得理解主喷嘴对任何摩托车爱好者或机械师来说都至关重要。此外，主喷嘴并不是化油器中唯一的喷嘴；还有怠速喷嘴和针喷嘴，它们共同工作以管理不同油门位置的燃料-空气混合物。然而，在全油门性能方面，主喷嘴通常是最重要的。因此，许多骑手在评估他们的摩托车性能时专注于这个组件。总之，主喷嘴是摩托车和小型发动机化油器系统中的关键元素。它控制进入发动机的燃料量，直接影响性能、效率和可靠性。了解如何调整和调校主喷嘴可以改善加速、提高燃油经济性，并带来更愉快的骑行体验。无论你是专业机械师还是休闲骑手，了解主喷嘴都会增强你维护和优化车辆的能力。