名词
中文翻译:长壁采煤机
同义词:
['longwall miner', 'longwall driller']
例句:
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1.The longwall miner is a crucial tool for mining deep underground.
长壁采煤机是开采深地下的重要工具。
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2.The longwall miner has greatly improved the efficiency of coal mining.
长壁采煤机大大提高了煤炭开采的效率。
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3. The longwall miner is used to extract coal from deep mines.
长壁采煤机用于从深矿井中提取煤炭。