packed tower 中文意思是什麼
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The present paper analyses the relative volatility of ethyl - benzene / styrene and meta - xylene / styrene and para - xylene / styrene is affected by pressure variation in ethyl - benzene / styrene packed tower, and also analyses the fractional composition is affected by pressure variation in above packed tower
摘要通過模擬計算，分析乙苯苯乙烯塔壓力變化對乙苯苯乙烯、間二甲苯苯乙烯、對二甲苯苯乙烯相對揮發度的影響；壓力變化對塔釜乙苯含量、間二甲苯含量、對二甲苯含量及塔頂乙苯中苯乙烯濃度的影響。 -
According to the analysis, such concolusion that seperation efficiency is increasing with pressure dropping can be drawn in ethyl - benzene / styrene packed tower
得出降低操作壓力，有利於提高粗苯乙烯塔分離效率的結論。 -
A mathematical model has been obtained for heat andmass transfer in the vertical sieve - plate tower by relying on the maturepacked tower model and looking for the correlation of the plate tower andthe packed tower
依託成熟的填料塔模型，通過尋找板式塔與填料塔之間的關聯，求得垂直篩板塔的傳熱、傳質數學模型。 -
The technology, with three generations until now, was developed in 70s last century, and is improved in the desulfurization tower, from spray tower to packed tower
該技術從上個世紀70年代開始研發應用，系統經歷了三代的發展，吸收塔也經歷了噴淋塔、填料塔等多種塔型的不斷改進。
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