名词中文翻译
中文翻译：重砂矿
同义词：
['heavy ore', 'heavy rock']
例句：
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1. Heavy placer minerals are often found in riverbeds and can be valuable for their metal content.
重砂矿通常在河床中被发现，因为它们含有金属成分而具有价值。
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2. The mining company has been searching for these types of minerals for decades, hoping to find new sources ofwealth.
该公司已经寻找这些类型的矿物几十年了，希望找到新的财富来源。
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3. Due to the high cost and difficulty of extraction, heavy placer minerals are often reservedfor industrial use.
由于提取成本高且困难，重砂矿往往被保留用于工业用途。