名词中文翻译
中文翻译：灰色锰矿石
同义词：
['manganese gray ore', 'manganese grey ore']
例句：
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1.The mine is producing a significant amount of gray manganese ore.
该矿正在生产大量的灰色锰矿石。
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2. The new processing technology has greatly improved the quality of gray manganese ore.
新的处理技术大大提高了灰色锰矿石的质量。
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3. Gray manganese ore is an important raw material for the production of steel.
灰色锰矿石是生产钢铁的重要原料。