四氢噻吩是城市燃气的首选加臭剂,随着我国西气东输等工程的建设成功,其市场前景广阔。
Tetrahydrothiophene is the preferred Odorant in city gas. It is being used widely in market with the success of West-to-East gas Project.
试验研究了气浮技术对聚驱产出污水的处理效果,并详细探讨了浮选剂类型、加量及气浮时间、溶气量等对其处理效果的影响。
The effect of flotation-agent type, dosage, and air-flotation time and air solution volume on treating result is discussed in detail.
加恒沸剂共沸蒸馏和乙酸萃取反应精馏过程。乙醛缩合法生产乙酸乙酯的三塔连续精馏过程以及乙烯与乙酸气相催化反应的加水精制工艺过程。
Three-tower continuous distillation process of ethyl acetate from aldehyde condensation and purification by gas-phase oxidation of acetic acid and ethylene were also discussed.
对四种无机阳离子澄清剂进行了室内气浮清净试验,并进行了加灰与不加灰的对比试验。
Four inorganic positive ion clarificants were studied indoor for floatation clarification in this paper. At the same time, we compared the results of liming and not liming.
对四种无机阳离子澄清剂进行了室内气浮清净试验,并进行了加灰与不加灰的对比试验。
Four inorganic positive ion clarificants were studied indoor for floatation clarification in this paper. At the same time, we compared the results of liming and not liming.
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