oil refining unit 炼油装置
oil-refining unit 炼油装置
refining oil unit
炼油装置
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Oil and gas refining will grow in unit volume, though product prices will decline in this energy boom.
FORBES: Manufacturing Forecast and Executive Agenda for 2013
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