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- The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry. 该方法采用硝酸溶解样品,黄原酯棉富集分离,以硫氰酸盐滴定法进行测定。
- The experiment adopts the enrichment and separation method of Pb-assaying.The DDO method is used to determine platinum and palladium simultaneously in High-grade nickel matte. 采用了铅试金法富集与分离、DDO法测定高冰镍试样中铂和钯。
- Enrichment and separation of activated carbon 活性炭分离富集
- Enrichment and Separation of Silver and its Determination by AAS 银的富集分离与原子吸收测定
- One key role for TV is to enrich and record that unique culture. 电视的一个关键作用就是丰富和记录这种独特的文化。
- The purpose of a college education is to enrich and train the mind. 高等教育的目的就是丰富和训练头脑。
- Au determination by activated carbon fibre filter cloth enrichment and separation hydroquinone capacitance standard 用活性碳纤维滤布富集分离氢醌容量法测定金
- The optimal condition of enriching and separating gold,Pt and Pd from gold samples with the selenium,copper,silver and arsenic as the co-precipitant. 研究了硒、铜、银、砷作为共沉淀剂,富集分离地质样品中金、铂、钯的最佳条件。
- Enrichment and Separation of the Rare Earths La.Dy.and Yb by Carbon mat electrode 碳毡电极对镧、镝、镱的富集分离
- Enrichment and Separation with Sulfhydryl Cotton Spectrophotometry of Trace Cd with 5-Br-PADAP-OP System 巯基棉富集分离-5-Br-PADAP-OP 体系法测定微量镉
- I believe our encounter and separation is the destiny. 我渐渐相信，命运给我们的遭遇，一段一段的相遇和分离。
- Determination of Gold by Flame Atomic Absorption Spectrophotometry after Enrichment and Separation with Tri-n-Octyl Amine Cotton 三正辛胺棉富集分离原子吸收光谱法测定金
- QJ-C carbon dioxide filter is applied to improve purity of CO2 and separ ... 简 介： QJ-C二氧化碳过滤器用它来提高CO2纯度，分离杂质。
- I had my own strange and separate road. 我有自己奇怪的独特的路。
- This paper advanced a method of determinating Lead, Cadmium in surface water by atomic absorption spectroscopy, earlier enriching and separating them with active carbon and 1.4% 8-Hydroxyquinline as an assist agent. 本文提出以8-羟基喹啉为辅助剂,用活性碳分离富集,最后用火焰原子吸收法测定地表水中的铅、镉含量;
- Trace amount of copper ions in water was enriched and separated via emulsion membrane, and an atomic absorption spectrophotometry(AAS) method was established for the analysis of the copper ions. 用液膜法富集和分离水中微量Cu2+,并用原子吸收光谱(AAS)法作了定量测定。 探索液膜法在定量分析中的应用,并着重于液膜法富集分离与AAS法结合的测定研究。
- Keywords 717-anion exchange resin;enrichment and separation;sulfourea desorption method;GFAAS;trace amounts of Au、Pt and Pd; 717阴离子交换树脂;富集分离;硫脲解脱;石墨炉原子吸收光谱法;痕量金、铂和钯;
- The Check Box and Separator Menu Items. 复选菜单和分隔线。
- A definite and separate occurrence; an event. 特定事件明确或单独的现象; 事件
- Extraction and Separation of Insecticidal Constituents from Acorus Calamus L. 水菖蒲的杀虫活性成分提取与初步分离。
