reflux

Ineffective esophageal motility in gastroesophageal erosive reflux disease and in nonerosive reflux disease: Are they different?

侵蚀性与非侵蚀性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.

通过计算考察了理论板数、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过程的影响,为工业应用提供理论与实践基础。