氧化铈是一种较常见的稀土元素，其储存量可以与铜相媲美。

While cerium oxide is a rare Earth element, it is one of the more common ones. Its abundance has been compared to copper.

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为了解决这个问题，研究者们正在希望用含铈的稀土[钼系]元素合金来作为替代品。

To solve the problem, researchers are hoping to replace them with "mischmetal" alloys.

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采用常规铸造方法，向ZA155高锌镁合金熔体中加入适量富铈混合稀土获得了稀土合金化的高锌镁合金。

Rare-earth alloyed high zinc magnesium alloy was obtained by adding proper Ce-rich misch metals into high zinc ZA155 magnesium alloy under conventional condition.

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