unprocessed coal|raw coal

简明释义

原煤

英英释义

例句

1.The factory uses unprocessed coal to generate electricity.

这家工厂使用未经处理的煤来发电。

2.The quality of unprocessed coal can vary greatly depending on its source.

由于来源不同，未经处理的煤的质量可能差异很大。

3.Transporting raw coal from the mines to the processing plant is a significant logistical challenge.

将原煤从矿井运输到加工厂是一个重大的物流挑战。

4.The company plans to invest in technology that reduces emissions from unprocessed coal burning.

该公司计划投资于减少燃烧未经处理的煤排放的技术。

5.Environmental regulations are becoming stricter for the handling of raw coal.

对于原煤的处理，环境法规变得越来越严格。

作文

Coal has been a significant source of energy for centuries, playing a vital role in industrial development and electricity generation. Among the various types of coal, unprocessed coal (未加工煤) or raw coal (原煤) stands out as the initial form of coal extracted from the earth. This type of coal is generally not treated or refined before use. Understanding the characteristics and implications of using unprocessed coal is essential for both environmental and economic considerations.The extraction of unprocessed coal typically involves mining operations, which can be either surface mining or underground mining. Surface mining is often preferred when the coal seams are located close to the earth’s surface, as it is less expensive and more efficient than underground mining. However, this method can lead to significant environmental degradation, including deforestation, habitat destruction, and soil erosion. On the other hand, underground mining is more complex and costly but tends to have a lesser impact on the surface environment.Once extracted, unprocessed coal is usually transported to power plants or industrial facilities where it is burned to generate energy. The combustion of raw coal releases a substantial amount of carbon dioxide and other pollutants into the atmosphere, contributing to climate change and air quality issues. Therefore, many countries are now seeking alternative energy sources or implementing cleaner technologies to reduce the environmental impact associated with using unprocessed coal.In addition to environmental concerns, the use of raw coal also raises questions about economic sustainability. While unprocessed coal is often cheaper than processed forms, its long-term viability is under scrutiny. As global awareness of climate change increases, many governments are investing in renewable energy resources such as wind, solar, and hydroelectric power. This shift could potentially render unprocessed coal less economically viable in the future.Moreover, the coal industry faces challenges related to regulation and public perception. Many communities are becoming increasingly opposed to coal mining and burning due to the associated health risks and environmental impacts. This opposition can lead to stricter regulations, making it more difficult and expensive for companies to operate in this sector. As a result, the future of raw coal may depend not only on market forces but also on societal attitudes toward fossil fuels and their role in our energy systems.In conclusion, unprocessed coal (未加工煤) and raw coal (原煤) serve as crucial components of the global energy landscape. While they provide an immediate source of energy, the environmental and economic implications associated with their use cannot be ignored. As society moves towards more sustainable energy practices, the reliance on unprocessed coal is likely to diminish, prompting a reevaluation of how we harness energy from our natural resources. The transition to cleaner energy sources will not only benefit the environment but also pave the way for innovative technologies that can support a more sustainable future.

煤炭在几个世纪以来一直是重要的能源来源，对工业发展和电力生产发挥着至关重要的作用。在各种类型的煤中，unprocessed coal（未加工煤）或raw coal（原煤）作为从地球提取的煤的初始形式脱颖而出。这种类型的煤通常在使用之前没有经过处理或精炼。理解使用unprocessed coal的特性及其影响对于环境和经济考虑至关重要。unprocessed coal的提取通常涉及采矿作业，可以是露天采矿或地下采矿。当煤层位于地表附近时，露天采矿通常更受欢迎，因为它比地下采矿成本更低、效率更高。然而，这种方法可能导致显著的环境退化，包括森林砍伐、栖息地破坏和土壤侵蚀。另一方面，地下采矿更加复杂且成本较高，但对地表环境的影响较小。一旦提取，unprocessed coal通常被运输到发电厂或工业设施，在那里燃烧以产生能量。燃烧raw coal释放出大量二氧化碳和其他污染物进入大气，导致气候变化和空气质量问题。因此，许多国家现在正在寻求替代能源或实施更清洁的技术，以减少与使用unprocessed coal相关的环境影响。除了环境问题，使用raw coal还引发了关于经济可持续性的质疑。虽然unprocessed coal通常比加工形式便宜，但其长期生存能力受到审视。随着全球对气候变化意识的提高，许多政府正在投资于可再生能源资源，如风能、太阳能和水电。这一转变可能会使unprocessed coal在未来变得经济上不那么可行。此外，煤炭行业面临与监管和公众认知相关的挑战。许多社区越来越反对煤矿开采和燃烧，原因在于相关的健康风险和环境影响。这种反对可能导致更严格的法规，使公司在这一领域的运营变得更加困难和昂贵。因此，raw coal的未来可能不仅取决于市场力量，还取决于社会对化石燃料及其在我们的能源系统中作用的态度。总之，unprocessed coal（未加工煤）和raw coal（原煤）作为全球能源格局的重要组成部分。尽管它们提供了即时的能源来源，但与其使用相关的环境和经济影响不容忽视。随着社会向更可持续的能源实践转变，对unprocessed coal的依赖可能会减少，从而促使我们重新评估如何利用自然资源中的能源。向更清洁的能源来源的过渡不仅将有利于环境，而且将为支持更可持续未来的创新技术铺平道路。