“production process of light olefins”的概念、定义、翻译、参考文献-科学参考

单词	production process of light olefins
释义	production process of light olefins Encyclopedia 工学低碳烯烃生产工艺释 production process of light olefins低碳烯烃生产工艺生产低碳烯烃的工艺技术。低碳烯烃也称作低级烯烃，主要指乙烯、丙烯和丁烯，有时也包括丁二烯。低碳烯烃是重要的基本有机原料，也是石油化工的龙头产品。随着现代化学工业的发展，对低碳烯烃的需求日渐攀升。
随便看	direction cosine direction cosine algorithm direction curve direction density Direction des Archives de France Direction des constructions Aeronautiquue direction-determining board direction field direction finder direction finding receiver direction focusing directionless directionlet transform direction logarithm direction of arrival estimation Direction of Chinese Opera direction of drama direction of light direction of magnetization direction of main passenger flow direction of principal curvature direction of Quyi direction of recession direction of R^n direction of Rn

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