hard coal

简明释义

白煤

英英释义

例句

1.During the winter, many homes use hard coal for heating.

在冬季，许多家庭使用硬煤来取暖。

2.The price of hard coal has increased significantly this year.

今年硬煤的价格显著上涨。

3.Many industries prefer hard coal due to its high energy content.

许多行业更喜欢硬煤，因为它的高能量含量。

4.The power plant relies heavily on hard coal for its energy production.

这座发电厂在能源生产中严重依赖硬煤。

5.Environmental regulations are affecting the mining of hard coal.

环境法规正在影响硬煤的开采。

作文

In the modern world, energy sources play a crucial role in powering our daily lives and industries. Among these sources, one of the most significant is coal, particularly a type known as hard coal. 硬煤, also referred to as anthracite, is a type of coal that has a high carbon content and is known for its efficiency in producing energy. This type of coal has been used for centuries and continues to be an important resource in various sectors. The characteristics of hard coal make it a preferred choice for many applications. It burns hotter and longer than other types of coal, such as lignite or bituminous coal. This quality makes hard coal highly efficient for heating purposes and electricity generation. In fact, many power plants rely on hard coal because it produces more energy per unit compared to softer coals. This efficiency not only helps in reducing fuel costs but also minimizes emissions when burned properly.Historically, hard coal has played a vital role in the industrial revolution. Factories and steam engines depended heavily on this resource to operate machinery and produce goods. The demand for hard coal surged during this period, leading to the establishment of mining operations in various regions. Countries like the United States, Germany, and China have significant deposits of hard coal, making them key players in the global energy market.However, the use of hard coal is not without controversy. Environmental concerns have arisen regarding the extraction and burning of coal. Mining operations can lead to habitat destruction, water pollution, and other ecological impacts. Additionally, burning hard coal releases carbon dioxide and other pollutants into the atmosphere, contributing to climate change. As a result, there has been a growing movement towards cleaner energy alternatives, such as wind, solar, and hydroelectric power.Despite these challenges, hard coal remains an integral part of the energy mix in many countries. Its ability to provide a stable and reliable energy source cannot be overlooked, especially in regions where renewable energy options are still developing. Many experts argue that a balanced approach is necessary—while transitioning to greener technologies, we must also manage our existing resources responsibly.In conclusion, hard coal is a significant energy source with both advantages and drawbacks. Understanding its role in our energy landscape is essential for making informed decisions about our future energy policies. As we move towards a more sustainable world, it is crucial to consider how we can utilize hard coal in a way that minimizes its environmental impact while meeting our energy needs. The path forward will require innovation, investment in cleaner technologies, and a commitment to reducing our carbon footprint. Only then can we ensure a balanced and sustainable energy future for generations to come.

在现代世界中，能源来源在推动我们的日常生活和工业中发挥着至关重要的作用。在这些来源中，煤炭尤其是一种被称为硬煤的类型尤为重要。硬煤，也被称为无烟煤，是一种碳含量高且以其高效能生产能源而闻名的煤炭。这种煤炭已经使用了几个世纪，并继续在各个行业中作为重要资源。硬煤的特性使其成为许多应用的首选。它燃烧得比其他类型的煤，如褐煤或烟煤，更热且更长。这一特性使得硬煤在供暖和发电方面非常高效。事实上，许多发电厂依赖于硬煤，因为它每单位产生的能量比软煤更多。这种效率不仅有助于降低燃料成本，还在正确燃烧时减少排放。历史上，硬煤在工业革命中发挥了重要作用。工厂和蒸汽机严重依赖这种资源来驱动机器和生产商品。在这一时期，硬煤的需求激增，导致各地区建立矿业作业。美国、德国和中国等国家拥有大量的硬煤储备，使它们成为全球能源市场的重要参与者。然而，硬煤的使用并非没有争议。关于煤炭的开采和燃烧引发了环境问题。采矿作业可能导致栖息地破坏、水污染和其他生态影响。此外，燃烧硬煤会将二氧化碳和其他污染物释放到大气中，助长气候变化。因此，越来越多的人开始倡导向更清洁的能源替代品转型，如风能、太阳能和水电。尽管面临这些挑战，硬煤仍然是许多国家能源组合中不可或缺的一部分。它提供稳定可靠的能源来源的能力不容忽视，特别是在可再生能源选项仍在发展的地区。许多专家认为，有必要采取平衡的方法——在向更绿色技术过渡的同时，我们也必须负责任地管理现有资源。总之，硬煤是一个具有优势和缺点的重要能源来源。理解它在我们能源格局中的角色对于制定明智的未来能源政策至关重要。随着我们走向更加可持续的世界，考虑如何以最小化环境影响的方式利用硬煤以满足我们的能源需求是至关重要的。前进的道路将需要创新、对更清洁技术的投资以及减少碳足迹的承诺。只有这样，我们才能确保为后代提供平衡和可持续的能源未来。