lump coal

简明释义

块煤

英英释义

例句

1.The fireplace burns best with lump coal.

壁炉用块煤燃烧效果最好。

2.Using lump coal can produce a steady heat.

使用块煤可以产生稳定的热量。

3.He prefers lump coal over briquettes for grilling.

他更喜欢在烧烤时使用块煤而不是压块煤。

4.We need to buy more lump coal for the winter.

我们需要为冬天购买更多的块煤。

5.The price of lump coal has increased this year.

今年块煤的价格上涨了。

作文

Lump coal, often referred to as 'large pieces of coal', is a type of coal that is mined and processed into larger chunks, making it distinct from other forms such as powdered or briquette coal. This form of coal is primarily used for heating purposes, especially in residential settings, and has been a staple energy source for many households for centuries. The use of lump coal (块煤) can be traced back to the early days of industrialization when it was the primary fuel for steam engines and heating systems. One of the key advantages of lump coal (块煤) is its high carbon content, which allows it to burn hotter and longer than other types of coal. This makes it particularly desirable for homeowners who rely on coal stoves or fireplaces for warmth during the colder months. Additionally, the larger size of lump coal (块煤) means that it produces less ash compared to smaller coal forms, resulting in less frequent cleaning of the stove or fireplace. However, the use of lump coal (块煤) is not without its drawbacks. One major concern is the environmental impact associated with coal mining and burning. The extraction process can lead to significant land degradation, and the combustion of coal releases harmful pollutants into the atmosphere, contributing to air quality issues and climate change. As a result, many are advocating for cleaner energy alternatives, prompting a decline in the popularity of lump coal (块煤) in recent years. Despite these challenges, lump coal (块煤) remains a vital energy source in certain regions, particularly where access to alternative fuels is limited. For instance, in rural areas where natural gas or electricity may not be readily available, families often depend on lump coal (块煤) for their heating needs. Furthermore, the price of lump coal (块煤) tends to be more stable compared to other energy sources, making it an attractive option for those looking to manage their heating costs effectively. In conclusion, while lump coal (块煤) has played a significant role in the history of energy consumption, its future remains uncertain due to environmental concerns and the push for sustainable energy solutions. Understanding the characteristics and implications of using lump coal (块煤) is crucial for individuals and communities as they navigate the transition towards cleaner energy sources. As we move forward, it is essential to balance the immediate benefits of lump coal (块煤) with the long-term goals of environmental sustainability and energy efficiency.

块煤，通常被称为“大块煤”，是一种被开采并加工成较大块状的煤，与粉煤或压块煤等其他形式的煤不同。这种形式的煤主要用于供暖目的，尤其是在家庭环境中，几个世纪以来一直是许多家庭的主要能源来源。lump coal（块煤）的使用可以追溯到工业化初期，当时它是蒸汽机和供暖系统的主要燃料。lump coal（块煤）的一个关键优势是其高碳含量，使其能够比其他类型的煤燃烧得更热、更久。这使得依赖煤炉或壁炉在寒冷月份取暖的家庭特别渴望使用。此外，lump coal（块煤）的较大尺寸意味着它产生的灰烬比小煤形式少，从而减少了清洁炉子或壁炉的频率。然而，使用lump coal（块煤）并非没有缺点。一个主要问题是与煤矿开采和燃烧相关的环境影响。开采过程可能导致显著的土地退化，而煤的燃烧会释放有害污染物进入大气，助长空气质量问题和气候变化。因此，许多人提倡更清洁的能源替代品，促使近年来lump coal（块煤）的受欢迎程度下降。尽管面临这些挑战，lump coal（块煤）在某些地区仍然是重要的能源来源，特别是在替代燃料获取有限的地方。例如，在天然气或电力可能不易获得的农村地区，家庭往往依赖lump coal（块煤）来满足他们的供暖需求。此外，lump coal（块煤）的价格往往比其他能源来源更稳定，这使得它成为那些希望有效管理供暖成本的人的吸引选择。总之，虽然lump coal（块煤）在能源消费历史上发挥了重要作用，但由于环境问题和对可持续能源解决方案的推动，其未来仍不确定。理解使用lump coal（块煤）的特征和影响对于个人和社区在过渡到更清洁的能源源时至关重要。随着我们向前发展，平衡lump coal（块煤）的即时好处与环境可持续性和能源效率的长期目标至关重要。