This product to my gastroesophageal reflux disease really plays a large role, since I've been using it put my mattress upper up never happen counter-current.
这个产品对我的胃食管逆流症真的起了很大的作用，自从我用了它把我的床垫上部抬起来再也没有发生逆流过。
A case study of gas separation system is given to illustrate the effects of product quality, reflux ratio and tower pressure to total economic benefit through flow simulation.
本文以某气体分馏装置为例，通过严格的流程模拟，分析了产品质量、回流比和塔压等操作参数对总经济效益的影响。
Furthermore the effects of tower top pressure, temperatures of tower top and bottom, reflux ratio on product purity were analyzed.
同时探讨了塔顶压强、塔顶和塔釜温度、回流比变化对产品纯度的影响，获得了试验条件下的最佳操作条件。
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