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- Preparation process of p cymene with gas phase catalytic dehydrogenation of industrial dipentene was studied and the following results were obtained. 对工业双戊烯气相催化脱氢制备对伞花烃进行了研究并取得了理想结果。
- The industrial dipentene was distilled by two fractionation columns with different theoretical plate numbers in vacuum condition and optimum conditions of fractional distillation have been found. 将工业双戊烯先进行初步蒸馏,然后再利用两个不同理论塔板数的精馏塔对工业双戊烯进行减压精馏,并找到各自的适宜精馏条件,分析对比两个精馏塔的分离效果。
- Keywords industrial dipentene;synthesis;perfume; 工业双戊烯;合成;香料;
- VACUUM FRACTIONAL DISTILLATION OF INDUSTRIAL DIPENTENE 工业双戊烯的真空精馏分离
- Keywords p cymene;industrial dipentene;gas phase catalytic dehydrogenation; 对伞花烃;工业双戊烯;气相催化脱氢;
- Keywords industrial dipentene;p-menthane;p-cymene;carvone;polyester resins; 工业双戊烯;对孟烷;对伞花烃;香芹酮;聚酯树脂;
- Vacuum Fractional Distillation and Factors Affecting Polymerization of Industrial Dipentene 工业双戊烯的精馏及其聚合反应影响因素
- Keywords industrial dipentene;vacuum fractional distillat ion;cationic polymerization;influencing factor; 工业双戊烯;精馏;阳离子聚合;影响因素;
- England is an advanced industrial country. 英国是一个发达的工业国家。
- This country ranks last in industrial output. 这个国家的工业生产排名最後。
- The man was charged with industrial espionage. 此人被控告从事工业间谍活动。
- Many rivers are defiled by industrial waste. 许多河流被工业废水污染了。
- Steel and gasoline are industrial products. 钢和汽油是工业产品。
- The stockbroker has placed the money in industrial stock. 证券经纪人已用那笔钱购入了工业股票。
- industrial dipentene 工业双戊烯
- A new city has grown up in this industrial district. 在这个工业地区兴起一座新城市。
- The city has already grown into an industrial centre. 这座城市已经发展成一个工业中心。
- Can you tell me how to find some book on industrial management? 能不能请告诉我怎样去找工业管理方面的书？
- The school has up a complete modern industrial system. 学校开设了一个专班来帮助阅读能力差的读者。
- An industrial economy; a planned economy. 工业经济体制; 计划经济体制
