extraction中文什么意思

n.
1.抽出，拔出。
2.【化学】提取(法)；萃取(法)；回收物，提出物；精炼。
3.精选，摘要。
+更多解释...4.血统，家世，出身。
5.【数学】开方，求根。
短语和例子
spirit of the first extraction 原汁酒。 a man of foreign extraction 外国(血统的)人。 extractions from a book 一本书的内容摘录。 an extraction of 81 percent 百分之八十一的出粉率，八一粉。 the extraction of root 【数学】开方法，求根法。

• extraction ():    引出运算子
• a painlell extraction:    无痛拔牙
• absorption extraction:    吸收分离; 吸收萃取

例句与用法

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1. In the u.s. much of the desolventized crude oil is degummed at the extraction plant .
   在美国，多数脱溶原油，是在萃取加工厂内进行脱胶处理。
2. Extraction of humic substances from sediments is often the first task that confronts the investigator .
   从沉积物中萃取腐植物是研究工作者遇到的第一个问题。
3. Mr. foker himself is a worthy man, though not of high extraction or indeed much education .
   福克先生本人也是值得尊敬的，尽管他出身不太高贵，受的教育确实也有限。
4. Nine of the 14 patients with coronary artery disease decreased lactate extraction with increasing cohb .
   在14位冠状动脉病患者中，发现有九位由于一氧化碳增加，其乳酸盐的浸出量减低。
5. Copper was reduced from 20 mg/l to below detectable limits by sulfide precipitation from a gold-ore extraction wastewater .
   用硫化物沉淀法可将金矿抽提废水中的铜含量从20毫克升降到可检测标准以下。

英文释义

名词

1. the action of taking out something (especially using effort or force); "the dentist gave her a local anesthetic prior to the extraction"
2. properties attributable to your ancestry; "he comes from good origins"
   同义词：origin, descent
3. the process of obtaining something from a mixture or compound by chemical or physical or mechanical means