electromechanical accident in coal mine
electromechanical accident in coal mine
煤矿机电事故
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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In recent years, the electromechanical accident in coal mine has become an important factor restricting our coal mine production.
近年来,煤矿机电事故已开始成为制约我国煤矿行业生产的一个重要因素。
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