英语词汇useful mineral怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	useful mineral
释义	useful mineral 简明释义矿产网络释义 1 ?有用矿物优化选别流程提高有用矿物综合利用水平_建筑施工论文关键词 :优化选别流程；有用矿物；综合回收利用 [gap=374]Keywords: optimization choose don't process; Useful mineral; Comprehensive recycling 2 ?矿产 ... 化学工业;chemical industry 矿产;useful mineral;mineral resources 矿物;mineral ... 短语 1 useful l mineral 有用矿物双语例句 1 Britain also had useful mineral resources. 英国还有可用的矿产资源。 2 Britain had many rivers, which were useful for transport but also for water and steam power. Britain also had useful mineral resources. 英国许多河流不仅用于交通，还提供水力及蒸汽动力。英国还有可用的矿产资源。 3 There was a place in ancient Greece called Magnesia and this place was a source of several useful mineral products back in ancient times. 在古希腊有个叫Magnesia的地方，这里早在远古时期就盛产许多矿石。
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