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1. The extraction process is crucial for the production of valuable minerals.
提取过程对于生产有价值的矿物至关重要。
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2. The development of new extraction techniques has greatly increased the efficiency of ore processing.
开发新的提取技术大大提高了矿石加工的效率。
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3. The extraction of rare metals from deep underground requires advanced equipment and expertise.
从地下深处提取稀有金属需要先进的设备和专业知识。