Ineffective esophageal motility in gastroesophageal erosive reflux disease and in nonerosive reflux disease: Are they different?
侵蚀性与非侵蚀性胃食管流病中的食管运动障碍:两者是否不同?
Ineffective esophageal motility in gastroesophageal erosive reflux disease and in nonerosive reflux disease: Are they different?
侵蚀性与非侵蚀性胃食管流病中的食管运动障碍:两者是否不同?
Penecontemporaneous or seepage-reflux dolomitization is the original mechanism for gypsum-bearing muddy dolomicrite.
准同生白云石化或卤水回流渗透白云石化是泥晶-微晶白云岩(含膏云岩)的形成机制。
Objective:To study the extraction technology of dioscin from Paris polyphylla Smith of Taibai adopting infusion method and reflux respectively.
目的:以太白灯台七为原料,研究薯蓣皂苷的提取工艺。
The main factors that influence the extractive distillation were researched such as the theoretical plate number, feedboard, solvent ratio, reflux ratio, the temperature of solvent.
通考察了理论板数、进料位置、溶剂比、回流比、萃取剂温度等主要影响因素的改变对萃取精馏程的影响,为工业应用提供理论与实践基础。
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