There are two kinds of rare earth metals, the heavy rare earth elements and the light rare earth elements.
稀土有两种,一种是重稀土,一种是轻稀土。
This abandoned mine in Guyun Village in China exhausted the local deposit of heavy rare-earth elements in three years.
而在中国古云镇的这一废弃稀土矿,三年就已经挖光了所有资源。
Rare earth metals are often all found together, typically with far more light than heavy elements.
稀土元素通常是同时被发现的,一般来说轻稀土元素的数目远甚于重稀土元素。
The principal metal mineral resources in this area are tungsten, tin, niobium, tantalum, lead, zinc, antimony, mercury and heavy rare-earth elements.
本区金属矿产资源以钨、锡、铌、钽、铅、锋,锑、汞及重稀土为主。
The principal metal mineral resources in this area are tungsten, tin, niobium, tantalum, lead, zinc, antimony, mercury and heavy rare-earth elements.
本区金属矿产资源以钨、锡、铌、钽、铅、锋,锑、汞及重稀土为主。
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