煤炭分两种：动力煤(用来发电)和冶金用煤(在某些金属的生产过程中使用，尤其是钢)。
There are two kinds of coal: steam coal, which is used to generate electricity, and metallurgical coal, which is used in the production process for certain metals - especially steel.
我国煤炭资源分布的特点是地域分布和煤种分布都不均匀。
The characteristic of coal resources is nonuniform distribution in regions and coal ranks in China.
生物质与煤混合燃烧是一种综合利用生物质能和煤炭资源并同时降低污染排放的新型燃烧方式。
Co combustion biomass and coal is a kind of new combustion technology to reduce pollutants emission and synthetically utilize biomass and coal energy sources.
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