回流 (实验设备)

回流（英语：Reflux）是一种实验操作，用于液态反应体系。有时反应物或溶剂沸点较低，为了不使物料过快气化而损失，通常在反应容器（常为圆底烧瓶）上方安装冷凝管，这样反应物或溶剂蒸气将遇冷回流入反应容器内。通常在加热时还会加入沸石或使用磁力搅拌加热器搅拌，以防暴沸。

单词	reflux
释义	reflux /'riːflʌks//'ri,flʌks/ 英汉-汉英词典 n. 逆流,退潮时态: refluxed, refluxing, refluxes 词组 \| 习惯用语 reflux ratio 回流比 reflux esophagitis [医]反流性食管炎；逆猎食管炎 reflux condenser 回流冷凝器；回龄凝器英语例句库 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反流病中的食管运动障碍:两者是否不同? Objective:To study the extraction technology of dioscin from Paris polyphylla Smith of Taibai adopting infusion method and reflux respectively. 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。声明：以上例句、词性分类均由互联网资源自动生成，未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。原声例句 Osmosis-消化 Additionally, the lower esophageal sphincter is tightly closed between meals to prevent acid reflux. 另外，食管下括约肌在不进食时会保持强力收缩状态，来防止胃酸返流。日常生活医学科普 Is there associated regurgitation or reflux? 是否有相关的反流？心理学小课堂 Irritable bowels, acid reflux, nausea, or other stomach ailments. 肠易激、反酸、恶心或其他胃部疾病。绝望的主妇（音频版）第三季 Will they be expecting stomach cramps? Acid reflux? Night sweats? 那他们会期望肚子痛？反酸？盗汗吗？名人73个快问快答（双语精选） I get so nervous to after every performance I get acid reflux so bad that I can't stand up. 每次演出后，我都会紧张得反酸，甚至站不起来。 Osmosis-泌尿 There are two types of vesicoureteral reflux, or VUR. 膀胱输尿管反流（VUR）有两种类型。 VOA Standard 2013年4月合集 Californian Tricia Carr says her mother developed complications from acid reflux that killed her. 加利福尼亚人翠西·雅卡尔称她母亲因为胃酸倒流并发症而痛不欲生。 Osmosis-消化 Most frequently, adenocarcinoma develops as a consequence of gastroesophageal reflux disease, or GERD for short. 最常见的一种情况是胃食管反流（简称GERD）导致食管腺癌。日常生活医学科普 Reflux and regurgitation, which means food or gastric secretions come back into the throat or mouth. 反流，意味着食物或胃分泌物回到喉咙或嘴巴里。 VOA Standard 2013年4月合集 People suffering from acid reflux rely on anti-acid tablets and drugs such as Prilosec and Nexium. 患上胃酸倒流的人们依靠耐酸药片及奥美拉唑和埃索美拉这样的药物。中文百科回流 (实验设备) 回流（英语：Reflux）是一种实验操作，用于液态反应体系。有时反应物或溶剂沸点较低，为了不使物料过快气化而损失，通常在反应容器（常为圆底烧瓶）上方安装冷凝管，这样反应物或溶剂蒸气将遇冷回流入反应容器内。通常在加热时还会加入沸石或使用磁力搅拌加热器搅拌，以防暴沸。英语百科 Reflux 回流 (实验装置) $Laboratory apparatus using reflux to supply energy to chemical reactions. An Erlenmeyer flask is used as a receiving flask. Here the distillation head and fractionating column are combined in one piece.$ Reflux is a distillation technique involving the condensation of vapors and the return of this condensate to the system from which it originated. It is used in industrial and laboratory distillations. It is also used in chemistry to supply energy to reactions over a long period of time. 近义、反义、联想词近义词 n. pathology, flow, flowing 联想词 heartburn心痛,妒忌;constipation便秘;gallbladder胆囊;esophageal食道的;esophagus食道;acid酸，<俚>迷幻药;gastric胃的;bowel肠;stomach胃;apnea窒息，呼吸暂停;tummy胃; 英英词典 reflux n. an abnormal backward flow of body fluids the outward flow of the tide synonymous： ebb
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reflux /'riːflʌks//'ri,flʌks/

回流 (实验设备)

Reflux 回流 (实验装置)

近义词

联想词