氧气萃取指数 Oxygen extraction index
浓气萃取 dense gas extraction
有机废气萃取吸收 Extraction Absorption
空气升液萃取器 air lift extractor
稠密气体萃取 Dense Gas Extraction
电气石萃取物 Tourmaline Extract
气体萃取 gas extraction
提出了气浮络合萃取 floatation complexation extraction
也叫气体萃取 Gas Extraction
气凝胶溶剂萃取系统 Aerosol Solvent Extraction System ; ASES
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.
它是通过从积聚的天然气中蒸馏并在精炼中萃取而来的。
It's distilled from accumulated natural gas and extracted during the refining process.
本月份，Royal Dutch Shell公司预期赢得一笔从Basra省萃取石油得到天然气的生意。
Royal Dutch Shell expected to clinch a deal this month to get natural gas from oil extracted in Basra province.
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