extraction 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。 4.血统,家世,出身。 5.【数学】开方,求根。 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。
Determination of plutonium in soil - extraction chromatography method 土壤中钚的测定萃取色层法
2 - radiochemical analysis of strontium - 90 in water - extraction chromatography by di - 2 - ethylhexyl phosphoric acid 水中锶- 90放射化学分析方法二-
Determination of diazepam in blood with solid - phase extraction chromatography on alumina dry column 氧化铝干柱固相萃取结合紫外导数光谱法快速测定全血安定
2 - radiochemical analysis of strontium - 90 in ash of biological samples - extraction chromatography by di - 2 - ethylhexyl phosphate 生物样品灰中锶- 90的放射化学分析方法二-