coal stone的意思|示意

美 / kəul stəun / 英 / kol ston /

煤石，无烟煤

coal stone的用法详解

英语单词coal stone的用法讲解

Coal stone是一个普通的英语单词，可以指煤块、石煤或煤石，是一种黑褐色或深褐色碎屑状的物质，它是由煤炭和有机物组成的碳含量较高的矿物质。

Coal stone可以用来燃烧，燃烧后可以发出大量热量。它也被广泛用于工业生产中，如用于熔岩冶炼、钢铁冶炼、煤气化及清洁能源发电等。

另外，coal stone也是一种宝贵的原材料，用于制作木炭及各种石灰的成分以及陶瓷、钢铁等金属的原料中，还可以用于动物粪便的烘干，或用于农田地基改良等。

总之，coal stone广泛应用于各种领域，既可以燃烧发热量，又可以作为原材料使用，是一种非常有价值的物质。

参考翻译

The English word coal stone refers to coal blocks, lump coal or coal dust, which is a black-brown or dark brown fragmentary material composed of coal and organic matter with a high carbon content.

Coal stone can be used for burning and can emit a large amount of heat when burnt. It is also widely used in industrial production, such as for smelting, steel smelting, gasification and clean energy power generation.

In addition, coal stone is also a precious raw material, which can be used to make charcoal and various components of lime, as well as raw materials for ceramics, steel and other metals. It can also be used for drying animal excrement or for improving the soil of farmland.

In conclusion, coal stone is widely used in various fields. It can not only be used for burning and generating heat, but also can be used as raw materials, which makes it a very valuable material.