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catalytic cracking catalysts
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catalytic cracking catalysts
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催化裂化
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catalytic cracking catalysts
催化裂化催化剂
改变催化裂化反应速率而本身不参与反应的物质。用于催化裂化工艺技术,选择性地将重质油原料裂化为液化气、汽油和柴油产品,甚至一些低碳烯烃类产品。
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