几乎全部所有的氦都由德克萨斯州阿马里洛市方圆250英里的地区供应;它是通过从积聚的天然气中蒸馏并在精炼中萃取而来的。
Almost all of the global supply of helium is located within 250 miles of Amarillo, Texas; it's distilled from accumulated natural gas and extracted during the refining process.
几乎全部所有的氦都由德克萨斯州阿马里洛市方圆250英里的地区供应;它是通过从积聚的天然气中蒸馏并在精炼中萃取而来的。
Almost all of the global supply of helium is located within 250 miles of Amarillo, Texas; it's distilled from accumulated natural gas and extracted during the refining process.
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