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catalytic cracking technology
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catalytic cracking technology
Encyclopedia
工学
催化裂化
释
catalytic cracking technology
催化裂化工艺技术
随着催化裂化的发展而逐渐开发的适应不同目的要求的工艺过程,因加工不同的原料、追求不同的目的产品、产品清洁化或者追求最大液体产品收率等而形成不同的工艺技术。
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ration grazing
ratio of centralized water supply
ratio of consumption wastes treated
ratio of division
ratio of external division
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