英语词汇heavy rare earth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	heavy rare earth
释义	heavy rare earth 简明释义重稀土：指具有较高原子序数的稀土元素，如钇、镱、镥等。网络释义 1 [化学]?重稀土重稀土短语 1 heavy rare-earth 重稀土则 2 y heavy rare earth 钇重稀土 3 heavy rare earth oxide 重稀土氧化物双语例句 1 A new type of Y-base heavy rare earth modificator was developed. 研制了一种钇基重稀土变质剂。 2 Rare earth consists of two categories: one is heavy rare earth, the other one is light rare earth. 稀土有两种，一种是重稀土，一种是轻稀土。 3 Half the heavy rare earth mines have licenses and the other half are illegal, industry executives said. 工业主管部门表示一半的大型稀土矿有许可证，其他的矿山都属于非法开采。
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