Some people have attributed this longevity to their consumption of a natural mineral water, which is remarkably free from impurities.
一些人认为这些人长寿应归功于他们饮用的一种明显不含杂质的天然矿泉水。
Some have attributed this longevity to their consumption of a natural mineral water, which is remarkably free from impurities.
一些专家认为这些人长寿应归功于他们饮用的明显不含杂质的天然矿物质水。
When in production, the three materials are mixed and interfused highly by a natural gas melting furnace, and drop out impurities;
生产时将三种原料混合， 经天然气熔炼炉高度互熔，并且析出杂质；
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