engine efficiency

简明释义

发动机效率

英英释义

例句

1.The use of synthetic oils can improve engine efficiency 发动机效率 significantly.

使用合成油可以显著提高发动机效率 engine efficiency。

2.Hybrid vehicles are designed to maximize engine efficiency 发动机效率 and reduce emissions.

混合动力车辆旨在最大化发动机效率 engine efficiency并减少排放。

3.Regular maintenance is essential for maintaining high engine efficiency 发动机效率.

定期维护对于保持高发动机效率 engine efficiency至关重要。

4.Many car manufacturers focus on enhancing engine efficiency 发动机效率 in their latest models.

许多汽车制造商专注于在其最新车型中提高发动机效率 engine efficiency。

5.Improving engine efficiency 发动机效率 can lead to significant fuel savings.

提高发动机效率 engine efficiency可以带来显著的燃油节省。

作文

Engine efficiency is a critical factor in the performance of any vehicle. It refers to the ratio of useful work output to the total energy input in an engine. In simpler terms, it measures how effectively an engine converts fuel into motion. High engine efficiency (发动机效率) means that more of the fuel's energy is used for propulsion, while low efficiency indicates that a significant portion of the energy is wasted, often as heat. This concept is not only important for improving vehicle performance but also plays a vital role in environmental conservation and economic savings.One of the primary goals of automotive engineers is to enhance engine efficiency (发动机效率). This can be achieved through various methods, including optimizing engine design, improving fuel quality, and incorporating advanced technologies such as turbocharging and direct fuel injection. For instance, turbocharging allows an engine to extract more power from the same amount of fuel by forcing more air into the combustion chamber. This results in better performance without a corresponding increase in fuel consumption, thereby improving engine efficiency (发动机效率).Another way to improve engine efficiency (发动机效率) is through the use of hybrid and electric vehicles. These vehicles utilize electric motors in conjunction with traditional internal combustion engines, which can significantly reduce fuel consumption and emissions. By relying on electric power for low-speed driving and using the gasoline engine for higher speeds, these vehicles achieve a much higher engine efficiency (发动机效率) than conventional cars.Moreover, regular maintenance is essential for ensuring optimal engine efficiency (发动机效率). Simple tasks such as changing the oil, replacing air filters, and ensuring proper tire pressure can have a substantial impact on how efficiently an engine operates. Neglecting these maintenance activities can lead to decreased performance and increased fuel consumption, ultimately lowering engine efficiency (发动机效率).In addition to the technical aspects, consumer awareness also plays a significant role in achieving better engine efficiency (发动机效率). Drivers can contribute to improved fuel economy by adopting more efficient driving habits, such as avoiding rapid acceleration and maintaining a steady speed. Understanding how their driving behavior affects engine efficiency (发动机效率) can empower consumers to make choices that not only save them money but also reduce their carbon footprint.The importance of engine efficiency (发动机效率) extends beyond individual vehicles. On a larger scale, enhancing the efficiency of engines across all modes of transportation can lead to significant reductions in greenhouse gas emissions. As the world grapples with climate change, focusing on improving engine efficiency (发动机效率) becomes an imperative for both manufacturers and consumers alike.In conclusion, engine efficiency (发动机效率) is a multifaceted concept that impacts vehicle performance, environmental sustainability, and economic viability. By understanding its significance and actively seeking ways to improve it, we can contribute to a cleaner, more efficient future. Whether through technological advancements, regular maintenance, or mindful driving practices, every effort counts towards maximizing engine efficiency (发动机效率) and creating a more sustainable world.

发动机效率是任何车辆性能的一个关键因素。它指的是发动机中有用功输出与总能量输入的比率。简单来说，它衡量了发动机将燃料转化为运动的有效性。高发动机效率（engine efficiency）意味着更多的燃料能量用于推进，而低效率则表明相当一部分能量被浪费，通常以热量的形式散失。这个概念不仅对改善车辆性能至关重要，而且在环境保护和经济节约方面也发挥着重要作用。汽车工程师的主要目标之一是提高发动机效率（engine efficiency）。这可以通过多种方法实现，包括优化发动机设计、改善燃料质量以及采用涡轮增压和直接燃油喷射等先进技术。例如，涡轮增压使发动机能够从同样数量的燃料中提取更多的动力，通过将更多的空气强制送入燃烧室。这导致在不增加燃料消耗的情况下提高了性能，从而改善了发动机效率（engine efficiency）。提高发动机效率（engine efficiency）的另一种方法是使用混合动力和电动车辆。这些车辆结合使用电动机和传统内燃机，可以显著减少燃料消耗和排放。通过在低速行驶时依靠电力，并在高速行驶时使用汽油发动机，这些车辆的发动机效率（engine efficiency）远高于传统汽车。此外，定期维护对于确保最佳的发动机效率（engine efficiency）至关重要。简单的任务，如更换机油、更换空气过滤器和确保轮胎压力适当，都可以对发动机的运行效率产生重大影响。忽视这些维护活动可能导致性能下降和燃料消耗增加，最终降低发动机效率（engine efficiency）。除了技术方面，消费者意识在实现更好的发动机效率（engine efficiency）方面也发挥着重要作用。驾驶者可以通过采用更高效的驾驶习惯来促进燃油经济性的提高，例如避免快速加速和保持稳定的速度。了解他们的驾驶行为如何影响发动机效率（engine efficiency）可以使消费者能够做出不仅能为他们节省金钱，而且能减少碳足迹的选择。发动机效率（engine efficiency）的重要性超越了单个车辆。从更大的角度来看，提高所有交通运输方式的发动机效率可以显著减少温室气体排放。随着世界应对气候变化，专注于提高发动机效率（engine efficiency）对制造商和消费者而言变得更加迫切。总之，发动机效率（engine efficiency）是一个多方面的概念，影响着车辆性能、环境可持续性和经济可行性。通过理解其重要性并积极寻求改进的方法，我们可以为创造一个更清洁、更高效的未来做出贡献。无论是通过技术进步、定期维护还是谨慎的驾驶实践，每一项努力都对最大化发动机效率（engine efficiency）以及创造一个更可持续的世界至关重要。