“production technical for submarine mineral resources”的概念、定义、翻译、参考文献-科学参考

单词	production technical for submarine mineral resources
释义	production technical for submarine mineral resources Encyclopedia 经济学海底矿产资源开采技术释 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。
随便看	second boundary value problem second Brillouin zone second Brocard Cevian triangle second Brocard circle second Brocard point second Brocard triangle Second Bulgarian Kingdom second category second category set second cementing interface second characteristic polynomial second class of ordinal numbers second comparison test second complementary law second component second conjugate space second contact second control second cosine formula second cosine theorem second cosmic velocity second countability axiom second countable space second countable topological space second Cousin problem

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