dust coal

简明释义

粉煤

英英释义

例句

1.Children playing near the coal yard were covered in dust coal by the end of the day.

在煤场附近玩耍的孩子们到一天结束时身上沾满了煤尘。

2.He wore a mask to protect himself from inhaling dust coal while working in the mine.

他戴上口罩以保护自己在矿井工作时不吸入煤尘。

3.The dust coal in the air can cause respiratory problems for nearby residents.

空气中的煤尘可能导致附近居民的呼吸问题。

4.After the mining process, the workers had to clean the area of all the dust coal.

在采矿过程中，工人们必须清理所有的煤尘。

5.The factory has implemented measures to reduce dust coal emissions during production.

工厂已采取措施减少生产过程中产生的煤尘排放。

作文

In today’s world, energy consumption is a pressing issue that affects our environment and economy. One of the traditional sources of energy that has been used for centuries is coal. However, as we advance into an era of renewable energy, it is essential to understand the implications of using coal, particularly the phenomenon known as dust coal (煤尘). dust coal refers to the fine particles of coal that are released into the air during the mining and burning processes. These tiny particles can have significant health and environmental impacts.The extraction of coal often leads to the formation of dust coal, which can be harmful to both workers in the mines and residents living near coal plants. When coal is mined, it is not only the larger pieces that are extracted; smaller particles are also disturbed and released into the atmosphere. This dust coal can contain various toxic substances, including heavy metals and other carcinogens, posing serious health risks to those exposed.Moreover, once coal is burned for energy, it produces dust coal as a byproduct. This occurs when coal combustion creates ash and unburned carbon particles that can remain suspended in the air. The inhalation of dust coal can lead to respiratory problems, cardiovascular diseases, and even cancer. Therefore, it is crucial to address the management of dust coal emissions to protect public health.The environmental consequences of dust coal are equally alarming. These fine particles can contribute to air pollution, leading to smog and acid rain, which can harm ecosystems and biodiversity. When dust coal settles on soil and water bodies, it can contaminate these resources, affecting plant growth and aquatic life. The long-term effects of such pollution can disrupt food chains and lead to loss of biodiversity.As the world shifts towards cleaner energy sources, understanding the impact of dust coal is vital for policymakers and the public alike. Transitioning from coal to renewable energy sources, such as wind, solar, and hydroelectric power, can significantly reduce the generation of dust coal. Governments and industries must invest in technologies that minimize emissions and improve air quality. For instance, implementing dust control measures in mining operations and investing in cleaner combustion technologies can help mitigate the release of dust coal.In conclusion, while coal has been a crucial energy source throughout history, the hidden dangers of dust coal cannot be ignored. Its health and environmental impacts necessitate a reevaluation of our energy policies and practices. As we move forward, it is imperative to prioritize sustainable energy solutions that safeguard both human health and the planet. By doing so, we can ensure a cleaner and healthier future for generations to come.

在当今世界，能源消费是一个影响我们环境和经济的紧迫问题。煤炭是一个传统的能源来源，已经使用了几个世纪。然而，随着我们进入可再生能源的时代，理解使用煤炭的影响尤为重要，尤其是被称为dust coal（煤尘）的现象。dust coal是指在采矿和燃烧过程中释放到空气中的细小煤粒。这些微小颗粒可能对健康和环境产生重大影响。煤炭的开采常常导致dust coal的形成，这对矿工和住在煤电厂附近的居民都是有害的。当煤炭被开采时，不仅是较大的煤块被提取；较小的颗粒也会被扰动并释放到大气中。这些dust coal可能含有各种有毒物质，包括重金属和其他致癌物，对暴露于此的人构成严重的健康风险。此外，当煤炭用于发电时，它会产生dust coal作为副产品。这发生在煤燃烧时，产生的灰烬和未燃烧的碳颗粒可以悬浮在空气中。吸入dust coal可能导致呼吸问题、心血管疾病甚至癌症。因此，管理dust coal排放以保护公众健康至关重要。dust coal对环境的影响同样令人担忧。这些细小颗粒可以导致空气污染，形成烟雾和酸雨，危害生态系统和生物多样性。当dust coal沉降在土壤和水体上时，它可能污染这些资源，影响植物生长和水生生物的生存。这种污染的长期影响可能会破坏食物链并导致生物多样性的丧失。随着世界向更清洁的能源来源转型，了解dust coal的影响对于政策制定者和公众都至关重要。从煤炭转向可再生能源，如风能、太阳能和水电，可以显著减少dust coal的产生。政府和行业必须投资于减少排放和改善空气质量的技术。例如，在采矿作业中实施防尘措施并投资于更清洁的燃烧技术，可以帮助减轻dust coal的释放。总之，尽管煤炭在历史上是一个重要的能源来源，但dust coal的隐患不容忽视。其对健康和环境的影响需要我们重新评估能源政策和实践。随着我们向前发展，优先考虑可持续的能源解决方案，以保障人类健康和地球环境是至关重要的。通过这样做，我们可以确保为后代创造一个更清洁、更健康的未来。