预富集 meaning in English
pre concentration
pre enrichment
preconcentration
preenrichment
Examples
- Study of determination of trace nickel by liquid membrane enrichment
液膜预富集水相痕量镍的分析研究 - Fia - faas determination of trace amounts of platinum - on line preconcentration on micro - column
流动注射在线微柱预富集火焰原子吸收光谱法测定痕量铂 - Study on the thin - layer resin - phase spectrophotometry for determination of traces phosphorus
离子交换树脂预富集与分光光度法联用测定高纯稀土中的痕量硅 - Determination of trace magnesium by thin layer resin phase spectrophotometry with loading resin preconcentration
负载树脂预富集薄层树脂相分光光度法测定痕量镁 - On - line fi displacement sorption preconcentration coupled with faas for trace sliver analysis in geological materials
流动注射在线置换吸附预富集与火焰原子吸收联用分析地质样品中痕量银