The pretreatment of sample and the experimental conditions that influence the atomic fluorescence signal intensity of As and Hg were investigated.
研究了样品前处理及实验条件对测定砷、汞的原子荧光强度的影响，并探讨了共存离子对测定砷、汞的干扰和消除的方法。
The determination of germanium in panax genseng C. A. mey and the pretreatment of sample were discussed. This method is efficient and rapid. The recovery is in the range of 98.90%-99.78%.
采用灰化法分解人参样品，用分光光度法测定人参中的有机锗含量，方法简便，快捷， 回收率为98.90 %— 99.78%。
The pretreatment conditions of sample, background absorption interference, the detection limit and characteristic concentration were investigated.
对样品处理条件、背景吸收干扰、出限及特征浓度进行了考察。
Liquid-Liquid Extraction (LLE) is a kind of tradition sample pretreatment method. There are 70 percent of documents which adopt Liquid-Liquid Extraction as a way of sample pretreatment.
液-液萃取(LLE)是一种传统的样品前处理技术，报道目前有70%的有关文献采用液-液萃取作为样品前处理方式。
An automated sequential injection system incorporating a sample pretreatment module was developed for the separation and preconcentration of ultra-trace copper in seawater without dilution.
将样品预处理模块与自动化顺序注射系统相结合，建立了未经稀释的海水中痕量铜的分离富集方法。
Although the functions of modern analytical instruments have been improved a lot, the quality of sample pretreatment still has effect on the results.
虽然现代分析仪器具有较强的检测功能，但样品预处理质量往往对分析结果起重要作用。
After the essential pretreatment and reasonable choice of the logging data have been done, a correct sample set may be established by combining the logging data with geological parameters.
对测井资料进行必要的预处理和合理的取舍后，与地质参数结合，建立起正确的样本集。
When optimizing the model for the small-sample rapeseed, all of the spectral pretreatment methods should be selected. The best model was then selected according to the optimizing result.
优化油菜小样品模型时，应该选择全部的预处理方法，根据优化结果选择最佳模型。
Taking magnesium alloy AZ91D as an investigation sample, the pretreatment process for electroplating of highly pure magnesium alloy is investigated by means of basic zinc plating processing.
用AZ 91 D镁合金制样，研究了采用碱性镀锌工艺对高纯镁合金进行电镀的预处理工艺性能。
This paper discusses the recent advances in sample pretreatment methods and briefly introduces and compares the technique of SPE, SPME, MAE, SFE and ASE.
概述了近年来样品预处理方法的新进展，简要介绍并对比了固相萃取（SPE）、固相微萃取技术（S PME）、微波提取技术（MAE）、超临界萃取（ SFE）、加速溶剂提取（ ASE）等方法。
The pretreatment conditions of sample, chemical interference, detection limit and characteristic concentration were studied.
对样品处理条件、化学干扰、检出限及特征浓度进行了考察。
At last, the decomposition of pig iron sample and the pretreatment method were studied.
最后研究生铁样品处理及分解方法。
The key point of this system lies in the development of the pretreatment apparatus of sample gas, which features the combination of sampling, dedusting and filtering.
该分析系统的重点和难点在于开发了取样和净化一体化的样气预处理装置。
The results show that copper can react with some organic compounds in extracted matter and form organo-metallic compounds. So it will greatly influence the results of sample pretreatment.
实验结果表明：用来脱硫的铜可与抽提物中的某些有机质发生反应，生成有机金属化合物，而大大影响了样品前处理的结果。
The proposed method is applied to the simultaneous determination of cyanuric acid and melamine in milk power and swimming pool water without special sample pretreatment.
方法不经特殊的样品前处理即可用于奶粉和游泳池水等样品中三聚氰酸和三聚氰胺的同时分析。
The pretreatment condition of sample, chemical interference, identity of viscosity for test solution and its blank solution, background absorption interference and detection limit were all studied.
对样品处理条件、化学干扰、试液粘度与空白溶液粘度的一致性、背景吸收干扰及检出限进行了考察。
Microwave sample-dispelling technology is one of the most advanced technologies for sample pretreatment in the world.
微波溶样技术是世界上最先进的样品预处理技术之一。
Several sample preparation and pretreatment techniques in GC-MS analysis were reviewed. The trends in the development of these methods were also discussed.
综述了气相色谱-质谱联用仪分析样品的几种前处理技术，并对今后样品制备与前处理技术进行了展望。
CONCLUSION the sample pretreatment method established in this experiment is not only of the minimized impurity interference for drug determination, but also of higher drug recovery.
结论这种样品处理方法既消除了杂质对药物测定的干扰，也保证了较高的提取回收率。
This essay aims to introduce the development of the detecting and analyzing methods concerned, especially the sample pretreatment and optimality technology.
介绍了动物性食品中氯霉素残留检测分析方法的进展，特别是样品的前处理及优化技术。
Application of molecular imprinting SPE in sample pretreatment.
分子印迹spe在样品前处理中的应用。
For catalytic digestion the mix acid and sodium molybdate were added at the same time, this pretreatment of urine sample was simple and quick.
尿样采用一次加入混合酸与钼酸钠的催化消化法，使样品前处理简便，速度加快。
In the analysis, pretreatment of digestion is not needful. The injection of urine sample was composed of urine sample and 2 perceut nitric acid half and half.
本法对尿样不经消化前处理，用2％硝酸对倍稀释后直接进样于石墨炉中进行分析测定的基础条件和铬在尿中的稳定性进行了研究。
The results indicated: (1)Pretreatment methods have distinct effect on the liquid osmotic effect of bamboo, the liquid osmotic effect of bamboo sample vapored is better than that of others.
研究结果表明：（1）预处理方式对竹材液体渗透性有影响，水煮处理竹材试件的液体渗透效果较好。
SPE (solid phase extraction) as a technique of sample pretreatment for aquatic environmental pollutants analysis is reviewed.
固相萃取技术非常适用于环境水质中痕量有机污染物的监测分析。
The study includes the adjustment and improvement of chemical measurement system and pretreatment methods of sample, and test object is erythromycin.
研究内容包括化学测定体系的调整改进和样品前处理方法的研究，检测对象为红霉素。
The sample pretreatment was complicated and it wasted the money in the common analytical method for the determination of residuals of veterinary medicine in the animal food.
兽药残留通常采用的分离分析方法以及样品预处理过程操作繁琐，测定成本高。
Microwave sample-dispelling technology is one of the most advanced technologies for sample pretreatment in the world.
微波消解作为样品预处理的新技术已受到普遍关注。
B vitamins determination principle, sample pretreatment and procedure of high pressure liquid chromatography, capillary electrophoresis and other kinds of chromatographic methods are reviewed.
综述了高效液相色谱法、毛细管电泳等几种常用的同时测定多种B族维生素方法的原理以及样品的前处理程序和方法。
The loss and pollution of selenium during the sample pretreatment were also studied.
应用数理统计方法研究了样品前处理过程中被测成分硒的损失与污染。
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