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1 ?中等浓度酒精 ... intermediary 调解人；中间人；媒介物；手段；中间阶段；媒介的；中间的 intermediate alcohol 中等浓度酒精 intermediate axle 中间轴 ...
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As an important intermediate of chemical reaction, alcohol, especially secondary alcohol, plays an important in industrial production, medicine synthesis and daily living. 醇类化合物尤其是仲醇类化合物是重要的反应中间体，在工业生产、药物生产以及日常生活中都有重要用途。 - 2
Ethylene oxide is the derivative of ethane and the intermediate of organic chemistry raw materials. It reacts easily with water, alcohol, ammonia, amine, phenol, hydrogen halide, acid and thioalcohol. 环氧乙烷是乙烯衍生物有机化工原料中间体，它易与水、醇、氨、胺、酚、卤化氢、酸及硫醇进行开环反应。
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