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hydrorefining
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hydrorefining
Encyclopedia
工学
加氢精制
释
hydrorefining
加氢精制
在氢气和催化剂存在下,使汽油馏分、煤油馏分和柴油馏分中的硫、氧、氮等杂质转变为相应的硫化氢、水、氨而除去,并使烯烃和芳烃加氢饱和的过程。加氢精制过程几乎不发生裂化反应。又称加氢处理。
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ovaloid
oval-round roll pass sequence
oval-shaped curve
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oval surface
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