Three routes of derivation for 2-FBA are compared and the PFB-ester method is selected to be the radical route of the sample treatment.
比较了可用于2-FBA衍生反应的三种途径,选定PFB脂化法为本工作的衍生反应途径。
Applying SFE in the analysis of environment can make reduction of sample dosage, shortening the sample treatment period and no second pollution.
在环境分析中,SFE能够减少试样用量、缩短试样处理时间,且无二次污染。
Auxiliary sample solution by microwave is a kind of sample treatment method with low blank, less secondary pollution, saving energy and reducing Labour strength.
微波辅助制样技术是一种快速、低空白、二次污染少、节约能源并降低分析人员劳动强度的样品处理方法。
It has included the use and storage of testing agents, sample treatment, procedure of testing, function and use of accessory parts, processing and interpretation of testing results.
具体包括了检测试剂的使用和保存,样品处理,仪器的检测步骤及附件使用,检测结果的处理和判断等过程的注意事项。
The paper presented a new method for sample treatment in semiconductor indium antimonide single crystal dislocation display, and proveded of feasibility this method with large number experiments.
本文提出了半导体锑化铟单晶位错显示中对样品处理的一种新方法,并通过大量的实验证实了这种方法的可行性。
This review focuses on the methods of isolation and cultivation of pathogenic free-living amoebae, including sample treatment, culture conditions, passage culture, pathogen detection, and maintenance.
本文综述该病原体国内外报道的分离培养方法,主要包括样品处理、培养条件、虫株传代、虫株致病性检测和虫株保存方法。
The larger the sample size the more certain you are that the sample’s performance reflects the real performance of the treatment.
样本量越大,你越能肯定样本的表现反应了此处理水平真正的表现。
The SPOT-Light test can measure how many HER2 genes are present in a sample of breast tumor; the more genes there are, the more likely the tumor will respond to treatment with Herceptin.
SPOT - Light检测可计算出一个乳腺癌样本中存在多少her 2基因;这种基因越多,用赫赛汀治疗肿瘤就越有效。
The sample size of a treatment is the number of people who received that treatment.
一个处理水平的样本量为接受这个处理水平来访者的数量。
The sample scenario is based on the connected personal health model, which extends healthcare treatment beyond traditional clinical Settings into the patient's home.
样例场景基于连接的个人健康模型,后者对医疗治理进行了扩展,超越了传统的临床模式,进入到患者的家里。
The treatment conditions of sample and the characteristic concentration have been studied.
对样品处理条件、特征浓度进行了考察。
Sample A whose surface has layer structure via oxidize-deoxidize treatment and sample B which is decarbonization are put into resistance furnace for carbonization and quencher under hydrogen.
将其中试样A通过氧化-还原处理,表面具有层状结构,与另一脱碳试样B一起放入改造后的电阻炉内在通氢气的气氛中进行渗碳淬火。
To study the determination of sulfite in food by pararosaniline hydrochloric spectrophotometry, then according to the sample characteristic, the treatment select soak, ultrasonic and distill.
摘要通过对测定食品中亚硫酸盐过程进行研究,根据样品的特性不同对所采集的样品采用浸泡、超声和蒸馏三种前处理方法。
Large sample, prospective, randomized controlled studies on treatment are scarce.
在治疗上还缺少大样本、前瞻性随机对照性研究。
With water sample prepared by glucose as treatment object, the operation rules of EGSB (expanded granular sludge bed) reactor in treatment of high strength organic wastewater was studied.
以葡萄糖配制水样为处理对象,研究了接种颗粒污泥的EGSB(厌氧颗粒污泥膨胀床)反应器处理高浓度有机废水的运行规律。
After the nitridation treatment, the sample was tested with XPS method.
利用XPS方法及磁畴观测方法对处理后的样品进行了检测分析。
The results showed the surface contamination produced in sample preparation and treatment can be eliminated if the sample was sputtered for enough time.
实验表明:样品经足够长时间的溅射,可以消除样品制备和处理过程中的表面污染,可以为其它高纯材料的检测提供可靠的科学依据。
By taking all A-share firms as the sample from 1998 to 2004, this study explores the trading and valuation of all firms under Special Treatment (st).
以1998年到2004年全部A股公司为样本,本研究系统考察了被特别处理(ST)公司的股票交易特性与估值。
The experiment results show that the new method is a simple and efficient method for direct detection of trace drug, toxicant and their metabolites in biological samples without sample pre-treatment.
实验结果表明,该法是一种简便、有效、不需进行样品预处理而可直接对生物样品中药物和毒物进行检测的方法。
Blood sample was collected at the 1st day entering trial and 2nd week after treatment, and then plasma P-selectin, plasma von Willebrand's disease and D-dimer level were detected, respectively.
在进入试验第1天和治疗2周后采集血标本,分别测定血浆P -选择素、血浆血管性假性血友病因子、D -二聚体水平。
In some cases, in order to get the highest possible sample hardness, the sample may be subjected to heat treatment before polishing.
在某些情况下,为了使试样得到尽可能高的硬度,在抛光前试样可进行热处理。
The result shows that the strength, especially elongation, of adjusted pressure casting sample is increased dramatically under the same conditions of melting and heat treatment.
结果表明,在相同的熔铸工艺和热处理条件下,调压铸造试样的强度,特别是延伸率得到大幅度提高。
Treatment effects have generally been plotted against sample sizes.
治疗效果(效应?)通常是对样本量大小作图。
Many round voids which result in stress concentration easily are found on SEM micrographs of fracture surface after heat-treatment, so the notched izod impact strength of the sample decreases.
由热处理后试样冲击断面的SEM照片可见水分挥发留下的空洞,这些空洞容易形成应力集中点,因而导致冲击韧性降低。
The optimal performance index of the product is obtained through the research on its morphological distribution and the treatment of the simulation water sample.
通过其形态分布的研究和对模拟水样的处理得到了产品的最优性能指标。
A reasonable and effective prior treatment method of the water sample, apparatus conditions and the concentration of main reagents are established by doing a series of conditional experiments.
通过一系列条件实验,设定了合理有效的水样前处理方法,仪器测定条件以及主要试剂的浓度。
The sample pre-treatment during setting up the correcting model by partial least-squares (PLS) and the way of optimizing wavelength according to normal absorption peak are discussed.
讨论了采用偏最小二乘法(PLS)建立校正模型过程中样品预处理及利用常规吸收峰优选波长的方法。
Take out the test sample after24h heat treatment cool it for1hour under room temperature and use vernier caliper to determine the indentation depth of the rubber test sample.
经过24小时热处理后将试样取出,室温下放置冷却1小时,用游标卡尺测定橡胶试样的压痕深度。
The sample preparation, surface treatment and protection of nano-sized catalyst were simply introduced.
本文介绍了纳米催化剂的常用制备方法及纳米材料的表面处理和保护;
The sample preparation, surface treatment and protection of nano-sized catalyst were simply introduced.
本文介绍了纳米催化剂的常用制备方法及纳米材料的表面处理和保护;
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