“variety of mineral resources”的概念、定义、翻译、参考文献-科学参考

单词	variety of mineral resources
释义	variety of mineral resources Encyclopedia 经济学矿产资源种类释 variety of mineral resources矿产资源种类根据形成矿产资源的主要有用元素的物理、化学性质和工业用途而划分的类别。
随便看	underground personnel transportation vehicle underground pipeline underground pipeline detecting and surveying underground pipeline information system underground pipeline modeling underground pipeline survey underground pneumatic down-the-hole drilling rig underground power plant underground power transmission underground public facilities planning underground pump room underground pump station underground railway underground railway station underground refueller underground research facilities underground reservoir underground residence underground road underground service drilling hole underground sewage treatment facility Underground Space Design underground space environment underground space management underground space master plan

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