名词
中文翻译：煤矿工程
同义词：
['coal mining engineering', 'coal mining technology']
例句：
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1. The mine is designed to extract coal from deep underground.
矿井设计用来从地下深处提取煤炭。
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2. The engineers are responsible for designing and implementing the mining process.
工程师们负责设计和实施采矿过程。
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3. The new mining equipment has greatly improved the efficiency of the operation.
新采矿设备大大提高了作业效率。