轻烃主要来源于油田、气田、天然气和石化炼厂、油气处理厂等生产过程中的伴生气凝析油。
Light hydrocarbon mainly comes from the lease condensate of oil field, gas field, nature gas plant, oil refinery.
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这些气体是凝析油的伴生气。
These gases are the associated ones of the condensate oil.
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