estimated horse-power

简明释义

估算马力

英英释义

例句

1.After tuning the engine, the estimated horse-power 估计马力 increased significantly.

调校发动机后，估计马力 显著提高。

2.The engine's performance is rated at an estimated horse-power 估计马力 of 300.

这台发动机的性能评定为估计马力 300。

3.The estimated horse-power 估计马力 of the truck is crucial for hauling heavy loads.

这辆卡车的估计马力 对于搬运重物至关重要。

4.The specifications sheet lists the estimated horse-power 估计马力 as 150 for this model.

规格表中列出了该型号的估计马力 为150。

5.When buying a new car, it's important to check the estimated horse-power 估计马力 for better performance.

购买新车时，检查估计马力 以获得更好的性能是很重要的。

作文

In the world of engineering and mechanics, the term estimated horse-power (估计马力) plays a crucial role in determining the performance of various machines and vehicles. Horsepower is a unit of measurement that quantifies the power output of an engine or motor. Understanding how to calculate and interpret estimated horse-power is essential for engineers, manufacturers, and consumers alike.To begin with, the concept of horsepower was introduced by James Watt in the late 18th century. He used it to compare the output of steam engines with the power of draft horses. One horsepower is defined as the ability to do 550 foot-pounds of work per second, which translates to approximately 746 watts. This historical context helps us appreciate why the term estimated horse-power is still widely used today.When we refer to estimated horse-power, we are often discussing the projected power output of an engine based on various factors such as displacement, fuel type, and engine design. For instance, when a car manufacturer advertises a vehicle’s power ratings, they may provide an estimated horse-power figure that indicates how much power the engine can produce under optimal conditions. However, it is important to note that these figures are often derived from laboratory tests and may not reflect real-world driving conditions.Calculating estimated horse-power involves several steps. Engineers typically use formulas that take into account the engine's torque and RPM (revolutions per minute). The formula for calculating horsepower is:Horsepower = (Torque x RPM) / 5252This equation highlights the relationship between torque and RPM in determining overall power output. By using this formula, engineers can provide a more accurate estimated horse-power value that reflects the engine's capabilities.One of the significant advantages of knowing the estimated horse-power of a vehicle is its impact on performance. A higher horsepower rating generally means better acceleration and speed. For example, sports cars often have high estimated horse-power ratings, allowing them to reach impressive speeds quickly. Conversely, vehicles with lower horsepower may be better suited for fuel efficiency and everyday driving.Moreover, understanding estimated horse-power is beneficial for consumers making informed purchasing decisions. When comparing different vehicles, potential buyers can look at the horsepower ratings alongside other specifications such as torque, weight, and fuel efficiency. This comprehensive analysis helps consumers choose a vehicle that aligns with their needs and preferences.In conclusion, the term estimated horse-power (估计马力) is a vital concept in the fields of engineering and automotive design. It provides insights into the power output of engines and helps consumers make informed choices about vehicles. By understanding how to calculate and interpret estimated horse-power, individuals can appreciate the performance capabilities of various machines and make decisions that best suit their requirements. As technology continues to evolve, the importance of accurately estimating horsepower will remain a key factor in the development and marketing of engines and vehicles.

在工程和机械的世界中，术语估计马力(estimated horse-power)在确定各种机器和车辆的性能方面发挥着至关重要的作用。马力是一个测量单位，用于量化发动机或电动机的功率输出。理解如何计算和解释估计马力对工程师、制造商和消费者而言都是必不可少的。首先，马力的概念是由詹姆斯·瓦特在18世纪末引入的。他用它来比较蒸汽机的输出与拉马的力量。一个马力被定义为每秒完成550英尺磅工作的能力，这大约相当于746瓦特。这一历史背景帮助我们理解为什么估计马力这一术语至今仍被广泛使用。当我们提到估计马力时，通常是在讨论基于排量、燃料类型和发动机设计等各种因素的发动机预期功率输出。例如，当汽车制造商宣传一款车辆的功率评级时，他们可能会提供一个估计马力值，指示在最佳条件下发动机能够产生多少功率。然而，重要的是要注意，这些数字通常来自实验室测试，可能无法反映现实驾驶条件。计算估计马力涉及多个步骤。工程师通常使用考虑发动机扭矩和转速（RPM，转每分钟）的公式。计算马力的公式为：马力 = (扭矩 x RPM) / 5252这个公式突显了扭矩和转速在确定整体功率输出中的关系。通过使用这个公式，工程师可以提供更准确的估计马力值，反映发动机的能力。了解车辆的估计马力的一个重要好处是其对性能的影响。较高的马力评级通常意味着更好的加速和速度。例如，跑车通常具有高估计马力评级，使其能够迅速达到令人印象深刻的速度。相反，马力较低的车辆可能更适合燃油效率和日常驾驶。此外，理解估计马力对于消费者做出明智的购买决定也很有帮助。在比较不同车辆时，潜在买家可以将马力评级与扭矩、重量和燃油效率等其他规格进行比较。这种全面分析帮助消费者选择符合其需求和偏好的车辆。总之，术语估计马力(estimated horse-power)在工程和汽车设计领域是一个重要概念。它提供了有关发动机功率输出的见解，并帮助消费者做出明智的车辆选择。通过理解如何计算和解释估计马力，个人可以欣赏各种机器的性能能力，并做出最符合其要求的决策。随着技术的不断发展，准确估计马力的重要性将继续成为发动机和车辆开发及营销的关键因素。