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- Rapid determination of As,Sb,Bi,Hg in geochemical sample by HG AFS was researched. 本文研究了在王水分解样品后的同一份溶液中采用氢化物原子荧光光谱法连续测定砷、锑、铋、汞的方法。
- regional geochemical sample analysis 区域地球化学样品分析
- Aim To optimize the measurement condition of hydrocarbon in geochemical samples by ultraviolet spectrometry and fluorescence spectroscopy. 摘要目的用紫外分光光度法及荧光分光光度法优化化探样品中芳烃的测试条件。
- Aminocarboxylic acid cellulose fliter was prepared as column filler to separate and enrich trace rare earth elements (REEs ) in geochemical samples. 本文制备了氨基羧酸纤维滤纸片作为柱填充物，成功地分离和富集了地化样品中的多种稀土元素。
- Methods The extracted liquid with petroleum ether from the geochemical samples in the north of Shaanxi was spectrally analyzed by using the optimized measurement condition. 方法用优化后的条件对陕北地区化探样品中芳烃的石油醚萃取液进行了光谱分析。
- AFS may be used for determining Se,As,Sb and Bi,Hg in the same mother solution with dual channel analysis of Se and Hg or Bi by means of improving decomposition and pretreatment methods,and detection conditions for geochemical samples. 在原子荧光光谱法中,通过改进地球化学样品的分解条件、预处理及测定条件,使硒与砷、锑以及铋、汞能在同一母液中测定,而且实现了硒与汞或铋的双道同时测定。
- Discussion on Abnormal Spot-Checking Methods in Geochemical Sample Analysis 地球化学调查样品测试异常值抽查方法的优化
- What I need is nothing but a sample. 我需要的不过是一件样品而已。
- The nurse took a sample of my blood for tests. 护士抽了我的血样去化验。
- CONTINUOUS DETERMINATION OF As,Sb,Bi,Hg IN GEOCHEMICAL SAMPLE BY HYDRIDE GENERATION AFS AND FLAMELESS AFS 氢化物发生原子荧光法和无火焰原子荧光法连续测定地球化学样品中的As、Sb、Bi、Hg
- Extraction-Spectrophotometric Determination of Microamount of Antimony with 5-Br-PADAP in Geochemical Sample 5-Br-PADAP萃取光度法测定化探样品中的微量锑
- Airmail revised price list but full range sample within fortnight. 航空寄上订正价格表，全套样品两周内寄出。
- GFAAS determination of Agand Cd i n geochemical samples 石墨炉原子吸收法测定化探样品中银和镉
- His job is to sample products for defects. 他的工作是抽样检查产品的瑕疵。
- He sent me a sample copy of the book. 他寄给我一本样书。
- APPLICATION OF PLOARIZED EDXRF IN GEOCHEMICAL SAMPLE ANALYSIS AND COMPARISON WITH WDXRF 偏振激发能量色散X荧光法在地球化学分析中应用及其与波长色散X荧光法的比较
- Keywords GFAAS;Magnet auto-stirrer set;Slurry sample technique;Foodstuff;Plant standard reference sample;Coal flying ash;Geochemical sample; 石墨炉原子吸收光谱分析;磁力自动搅拌装置;悬浮液进样技术;食品;植物样品;煤飞灰;地质样品;
- He dipped into the bag and brought out a handful of sample wheat. 他把手伸进袋里，取出一把小麦样品。
- AFS for Se,As,Sb,Bi and Hg in Geochemical Samples in the Same Mother Solution 地球化学样品中的硒与砷、锑、铋、汞的原子荧光光谱法同母液测定
- A style or individual sample of writing. 笔迹个人的书法笔迹或风格
