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production technical for submarine mineral resources
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production technical for submarine mineral resources
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经济学
海底矿产资源开采技术
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production technical for submarine mineral resources
海底矿产资源开采技术
把海底沉积物和岩层中矿产资源挖掘出来,经过选、冶加工等一系列工序,将有用物质提炼或提纯成为一定形式产品的工艺技术。
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