geology of the Mercury 水星地质
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以上来源于: WordNet
This form of gold is much purer than the original gold grains, which also contain silver and mercury, and is thus much more attractive to miners, the team reports this month in Geology.
研究人员本月在《地质学》杂志上报道说：这样形成的金比原来的金颗粒纯度要高得多，因而对矿工的吸引力也要大得多，原来的金颗粒含有银和汞。
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