用俄歇电子谱(aes)分析了铀试样处理前后表层的成分变化。
The composition of surface layer of uranium and treated uranium have been analyzed respectively by Auger Electron Spectroscopy (AES).
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。
Applying SFE in the analysis of environment can make reduction of sample dosage, shortening the sample treatment period and no second pollution.
介绍了熔融法处理分析试样中几种常用的熔剂、熔器及其选用,探讨了硅酸盐类试样处理时的操作技巧。
We introduce several instantly used fluxes, melting-pot and their choosing when molten method is used to process of analytic sample explores operation dexterity as well as process silicate sample.
标样和试样处理的差异使分析结果产生偏差,造成碳含量异常的主要原因是试样不良,因此减少试样不良是提高试样代表性的主要措施。
The different treatments of the standard sample and sample for detecting will lead to the deviation of analysis result. So the main measures to improve sample representation is to decrease bad sample.
要测试样本处理程序,我们应该开始构建自己的样本应用程序。
To test our sample handler, we will start building our sample application.
采用微电脑控制和数据处理,可直接测定计算试样的各项性能。
Microcomputer control and use of data processing, direct calculation of the performance of the sample.
本文采用三维计算模型对局部热处理中特殊和复杂的试样进行了研究。
In this dissertation, three-dimensional models have been applied to the study of some special and complicated specimen.
热处理后试样的弹性模量与增强定律十分吻合。
The modulus of CFRPET after heat-treatment agrees perfectly with reinforcement law.
研究了钛及钛合金的气体标准试样制备工艺和数据处理方案。
The preparation procedure and data processing program of gas standard samples for titanium and titanium alloys.
通过对比实验的方法,研究了不经过和经过电磁泵处理的铝合金液浇注流动性试样。
Using the method of compare experiment, the samples of liquid al alloy with and without treatment by electromagnetic pump were studied respectively.
分析了试样经高温处理后基质和颗粒中的尖晶石相组成及化学成分的变化规律。
The changes in chemical and phase composition of spinel in the grain and matrix of specimens after high temperature treatment have also been investigated.
现从机理上探讨这种预处理对于软土试样的必要性。
The necessity of this treatment is discussed through inquiring into mechanism.
试样表面则必须经过抛光,清洗和烘干处理。
The specimen surface should be polished, cleaned, and dried .
制得高强度耐火粘土砖的试验结果表明:浸渍处理后的试样,常温耐压强度均获得了不同程度的提高,体积密度增加,气孔率下降。
The result shows that the compressive strength at normal temperature of impregnated samples is raised in varying degree, their bulk density is increased and the porosity is decreased.
试验首先对三种膨润土试样进行了分散提纯处理。
The three samples are dealt with the purification and dispersion.
采用少试样、体积,常规处理样品,原子吸收分光光度法直接测定铅阳极泥中金,测得结果与火试金法结果相符。
The less sample and great Volume of liquid sample are used to make the determination of gold and silver in lead anode slime by atomic absorption spectrophotometry.
当刹车比压和能载增加时,经过不同温度处理的四种试样干态及湿态平均动摩擦系数均相应下降。
The average dynamic FC of four kinds of samples treated under different temperatures was reduced in dry and damp condition as brake pressure and energy were raised.
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。
In some cases, in order to get the highest possible sample hardness, the sample may be subjected to heat treatment before polishing.
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。
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,特别是伸长率得到大幅度提高。
The results show that the properties, especially elongation of low pressure sample castings increases dramatically under the same conditions of melting and heat treatments.
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。
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.
采用固溶过时效处理之后,耐磨性优于正常固溶时效处理的试样。
Compared with the samples prepared by normal aging treatment, the test samples prepared by overaging treatment have better wear resistance.
对试样线棒进行了表面处理和防晕处理。
The ends the bar sample is processed with corona prevention layer.
研究了温度对试样自腐蚀电位的影响; 不同热处理方法对试样自腐蚀电位和析氢电位的影响。
The effect of temperature and thermal treatment procedure on the self-corrosion potential and the hydrogen-cherged potential is studied.
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。
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.
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。
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.
采用碱热处理法对不同孔隙率的多孔镁表面进行改性,并将碱热处理处理后的试样置于SBF溶液中浸泡对比。
The porous magnesium with different porosity was modified by alkali-heat-treatment and the samples were compared after soaked in the SBF solution.
本文探讨了循环热处理对离子渗碳后试样晶粒度的影响。
The effect of cyclic heat treatment on grain size of ion-carburizing specimen is studied in this paper.
试样之处理采用萃取法和离子交换法,得到满意的结果。
The sample is purified by extraction and cation exchange method, therefore obtaining satisfactory results.
试样之处理采用萃取法和离子交换法,得到满意的结果。
The sample is purified by extraction and cation exchange method, therefore obtaining satisfactory results.
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