reflux valve

基本解释

General relief valve total reflux time shall not exceed 3 minutes.
一般安全阀全回流时间不得超过三分钟。
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The latter two methods also showed various extent of reflux and venous valve dysfunction.
此外，腘穿造影及改良法还分别显示了不同程度的血液倒流及瓣膜功能损害。
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Mr Sands thinks his problem stems from an acid reflux condition caused by a damaged valve in his stomach.
Sands先生认为他的这个毛病最初源于胃部的幽门受损而导致的胃酸回流。

Surgery to fix the faulty valve that causes acid reflux has long been the treatment of last resort for severe heartburn.
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The goal is to tighten up or otherwise improve the faulty valve, called the esophageal sphincter, that lets acid reflux back into the esophagus.
FORBES: Health