self-igniton engine
简明释义
压燃式发动机
英英释义
例句
1.The new car model features a highly efficient self-ignition engine (自燃发动机) that reduces fuel consumption.
这款新车型配备了高效的自燃发动机，(自燃发动机)，能减少燃料消耗。
2.Many manufacturers are investing in self-ignition engines (自燃发动机) to meet stricter emission regulations.
许多制造商正在投资于自燃发动机，(自燃发动机)以满足更严格的排放法规。
3.The self-ignition engine (自燃发动机) is known for its durability and lower maintenance costs.
这种自燃发动机，(自燃发动机)以其耐用性和较低的维护成本而闻名。
4.The workshop specializes in tuning self-ignition engines (自燃发动机) for better performance.
这家车间专门调校自燃发动机，(自燃发动机)以提高性能。
5.In racing, a powerful self-ignition engine (自燃发动机) can significantly improve lap times.
在赛车中，一台强大的自燃发动机，(自燃发动机)可以显著提高圈速。
作文
The development of the automobile industry has seen significant advancements over the years, particularly in engine technology. One of the most notable innovations is the self-ignition engine, which has transformed the way vehicles operate. This type of engine, also known as a diesel engine, relies on compression to ignite the fuel rather than using a spark plug. The self-ignition engine operates by compressing air within the cylinder to a point where the temperature rises sufficiently to ignite the fuel injected into it. This process not only enhances efficiency but also contributes to the overall power output of the engine.The advantages of self-ignition engines are numerous. Firstly, they tend to be more fuel-efficient compared to their gasoline counterparts. This is primarily due to the higher compression ratios that self-ignition engines can achieve, resulting in better thermal efficiency. Additionally, diesel fuel has a higher energy density than gasoline, which means that vehicles powered by self-ignition engines can travel longer distances on a single tank of fuel.Moreover, self-ignition engines are known for their durability and longevity. Because they are built to withstand higher pressures and temperatures, they often have a longer lifespan than gasoline engines. This makes them a popular choice for heavy-duty vehicles, such as trucks and buses, that require reliable performance over extended periods.However, self-ignition engines are not without their challenges. One of the main concerns is the emission of nitrogen oxides (NOx) and particulate matter, which can contribute to air pollution. As environmental regulations become stricter, manufacturers are investing in technologies to reduce these emissions. For instance, the use of selective catalytic reduction (SCR) systems and diesel particulate filters (DPF) has become more common in modern self-ignition engines. These technologies help to minimize the environmental impact while maintaining the efficiency and performance that these engines are known for.In conclusion, the self-ignition engine represents a significant advancement in automotive technology. Its fuel efficiency, durability, and power make it a preferred choice for many applications, particularly in commercial transportation. As the industry continues to evolve, it will be crucial to address the environmental challenges associated with self-ignition engines to ensure a sustainable future for this vital technology. By embracing innovation and adhering to stricter emission standards, we can enjoy the benefits of self-ignition engines while minimizing their ecological footprint.
汽车工业的发展在引擎技术方面经历了显著的进步。其中一个最显著的创新是自燃发动机，它改变了车辆的运作方式。这种类型的发动机，也称为柴油发动机，依靠压缩来点燃燃料，而不是使用火花塞。自燃发动机通过将气缸内的空气压缩到足够高的温度，从而点燃喷入的燃料。这一过程不仅提高了效率，还增强了发动机的整体功率输出。自燃发动机的优点有很多。首先，与汽油发动机相比，它们通常更节能。这主要是由于自燃发动机能够实现更高的压缩比，从而提高热效率。此外，柴油燃料的能量密度高于汽油，这意味着由自燃发动机驱动的车辆可以在单次加油中行驶更长的距离。此外，自燃发动机以其耐用性和长寿命而闻名。由于它们被设计成能够承受更高的压力和温度，因此通常比汽油发动机寿命更长。这使得它们成为重型车辆（如卡车和公交车）的热门选择，这些车辆需要在较长时间内提供可靠的性能。然而，自燃发动机也面临着一些挑战。主要问题之一是氮氧化物（NOx）和颗粒物的排放，这可能导致空气污染。随着环境法规变得更加严格，制造商正在投资于减少这些排放的技术。例如，选择性催化还原（SCR）系统和柴油颗粒过滤器（DPF）的使用在现代自燃发动机中变得越来越普遍。这些技术有助于在保持自燃发动机所知的效率和性能的同时，最小化对环境的影响。总之，自燃发动机代表了汽车技术的重要进步。其燃油效率、耐用性和动力使其成为许多应用的首选，尤其是在商业运输领域。随着行业的不断发展，解决与自燃发动机相关的环境挑战至关重要，以确保这一重要技术的可持续未来。通过拥抱创新并遵守更严格的排放标准，我们可以享受自燃发动机的好处，同时尽量减少其生态足迹。
