名词中文翻译
中文翻译：煤磨机
同义词：
['coal crusher', 'coal grinder']
例句：
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1. The coal mill is essential for the operation of the power plant.
煤磨机是发电厂运行所必需的。
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2. The coal mill is used to crush and grind coal into a fine powder.
煤磨机用于将煤炭研磨成细粉。
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3. The coal mill was designed to improve efficiency in the coal processing industry.
煤磨机的设计目的是为了提高煤炭加工行业的效率。