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production process of light olefins
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production process of light olefins
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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。
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sound dispersion
sound dissipation factor
sound distortion
sound distribution
sound drag
sound duct
sound editor
sound effect
sound effects recording process workflow
sound-emitting fireball
sound energy density
sound energy density, acoustic energy density
sound energy flux density
sound entrainment
sound equations
sounder
sounder key
sound exposure level
sound fade out and fade in
sound field
sound field, acoustic field
sound field quantity
sound flash back
sound flash forward
sound focusing
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