stage gear ratio

简明释义

级传动比

英英释义

例句

1.The bicycle shop recommended a specific stage gear ratio for urban commuting.

自行车商店推荐了一种特定的阶段齿轮比用于城市通勤。

2.He explained how changing the stage gear ratio can affect the torque output of the engine.

他解释了如何改变阶段齿轮比会影响发动机的扭矩输出。

3.In racing, the right stage gear ratio can make a significant difference in lap times.

在赛车中，正确的阶段齿轮比可以显著影响圈速。

4.For better climbing ability, we need to select a higher stage gear ratio for the mountain bike.

为了更好的爬坡能力，我们需要为山地自行车选择更高的阶段齿轮比。

5.The mechanic adjusted the stage gear ratio to improve the car's acceleration.

机械师调整了阶段齿轮比以提高汽车的加速性能。

作文

Understanding the concept of stage gear ratio is essential for anyone involved in mechanical engineering or automotive design. The term refers to the ratio of the number of teeth on two gears that are engaged with each other during a specific stage of operation. This ratio plays a crucial role in determining how power is transmitted through a system, affecting both performance and efficiency.To illustrate the importance of stage gear ratio, let’s consider a simple example involving a bicycle. When a cyclist pedals, they engage the chain with the front gear, which then transfers motion to the rear gear. The relationship between these two gears is defined by the stage gear ratio. If the front gear has 40 teeth and the rear gear has 20 teeth, the stage gear ratio would be 2:1. This means that for every complete turn of the front gear, the rear gear turns twice. This ratio directly influences the speed and torque experienced by the cyclist. A higher stage gear ratio (for example, 4:1) would allow the cyclist to achieve greater speeds but would require more effort to pedal, as the torque is reduced. Conversely, a lower stage gear ratio would make it easier to pedal up hills but would limit the maximum speed attainable. Thus, understanding how to manipulate the stage gear ratio is vital for optimizing performance based on the rider's needs and the terrain.In automotive applications, the stage gear ratio becomes even more complex. Vehicles often have multiple gears within a transmission system, each with its own stage gear ratio. Engineers must carefully calculate these ratios to ensure that the engine operates efficiently across various speeds and loads. For instance, a car designed for racing might have a very high stage gear ratio in its top gear to maximize speed on the track, while a family sedan may have a lower ratio to enhance fuel efficiency during everyday driving.Moreover, the stage gear ratio can also impact the overall longevity and reliability of a vehicle. A well-chosen ratio can reduce wear and tear on engine components, leading to fewer repairs and a longer lifespan for the vehicle. Therefore, automotive engineers spend considerable time analyzing and testing different stage gear ratios to find the optimal balance between performance, efficiency, and durability.In conclusion, the stage gear ratio is a fundamental concept in both mechanical systems and automotive engineering. It affects not only how effectively power is transmitted but also influences performance characteristics such as speed and torque. By understanding and applying the principles of stage gear ratio, engineers can design more efficient machines and vehicles that meet the specific needs of users. Whether it's optimizing a bicycle for competitive racing or fine-tuning a car for family use, mastering the stage gear ratio is key to achieving success in these fields.

理解阶段齿轮比的概念对于任何涉及机械工程或汽车设计的人来说都是至关重要的。该术语指的是在特定操作阶段相互啮合的两个齿轮上齿数的比率。这个比率在确定系统中如何传递动力方面起着关键作用，影响着性能和效率。为了说明阶段齿轮比的重要性，让我们考虑一个简单的例子，涉及到自行车。当骑自行车的人踩踏板时，他们使链条与前齿轮啮合，进而将运动传递到后齿轮。这两个齿轮之间的关系由阶段齿轮比定义。如果前齿轮有40个齿，而后齿轮有20个齿，则阶段齿轮比为2:1。这意味着前齿轮每转一圈，后齿轮转两圈。这个比率直接影响骑自行车者所体验到的速度和扭矩。更高的阶段齿轮比（例如4:1）将使骑自行车者能够达到更高的速度，但需要更多的踏板力量，因为扭矩降低。相反，较低的阶段齿轮比将使得在爬坡时更容易踩踏，但会限制可达到的最高速度。因此，了解如何调整阶段齿轮比对于根据骑行者的需求和地形优化性能至关重要。在汽车应用中，阶段齿轮比变得更加复杂。车辆通常在变速器系统内具有多个齿轮，每个齿轮都有自己的阶段齿轮比。工程师必须仔细计算这些比率，以确保发动机在各种速度和负载下高效运行。例如，一辆为赛车设计的汽车可能在其顶档内具有非常高的阶段齿轮比，以最大化在赛道上的速度，而家庭轿车则可能具有较低的比率，以提高日常驾驶的燃油效率。此外，阶段齿轮比还会影响车辆的整体使用寿命和可靠性。精心选择的比率可以减少发动机部件的磨损，从而减少维修次数并延长车辆的使用寿命。因此，汽车工程师花费大量时间分析和测试不同的阶段齿轮比，以找到性能、效率和耐用性之间的最佳平衡。总之，阶段齿轮比是机械系统和汽车工程中的基本概念。它不仅影响动力传递的有效性，还影响速度和扭矩等性能特征。通过理解和应用阶段齿轮比的原理，工程师可以设计出更高效的机器和车辆，以满足用户的具体需求。无论是为竞争赛车优化自行车，还是为家庭使用微调汽车，掌握阶段齿轮比都是在这些领域取得成功的关键。