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.
除了发现产品含有少量有毒的抗冻剂成分二甘醇外,FDA的药物分析部门还在测试样本中发现亚硝胺类等致癌物质。
Besides finding traces of the toxic antifreeze component diethylene glycol, the FDA's Division of Pharmaceutical Analysis also discovered carcinogens such as nitrosamines in the samples it tested.
分析了插销焊接接头的组织和插销试样的断口形貌。
Microstructure of the joints and fracture morphology of implant samples were analyzed.
方法:通过不同制备方法莱菔子供试样品hplc图谱的比较和相似度计算,分析其成分群的变化规律。
Methods: By comparing HPLC maps of Semen Raphani samples prepared with different methods and computing similarity, (analysis) the change law of the components group.
用权函数方法对中心裂纹巴西试样的对径加载作了-复合型断裂分析。
The mixed mode fracture of center cracked Brazilian disk specimen subjected to diametral compression is analysed by weight function method.
试样的分析结果表明本方法具有良好的精度及回收率。
The analytical results of some samples show that the method has good precision and recoveries.
并利用显微组织变化和电化学理论分析了焊缝试样HAZ的SCC机理。
The mechanism of SCC in HAZ of specimens was analyzed by the microstructure variation and electrochemical theory.
因此,确定电解浸蚀法作为铜铬稀土合金定量金相分析的试样制备方法是切实可行的。
Consequently, it is feasible to determine electro-etching method as the sample preparation method about quantitative metallographic analysis in CuCrRE alloy.
通过各种条件试验,确定了测定电极糊软化度的试样制备、试验条件及分析方法。
It has been determined and measured the sample preparation of electrode paste softening degree testing condition and analysis method.
通过分析EPS水泥的内部结构来研究其微波损耗机理,分析了EPS和炭黑填充率、EPS颗粒直径以及试样厚度对材料吸波性能的影响。
The electromagnetic loss mechanism was analyzed and influences of EPS and CB filling ratios, EPS diameter and sample thickness were also analyzed in the paper.
通过数值模拟结果之间的对比分析,揭示出岩石试样宏观破坏模式随细观层次上韦伯分布参数的变化而不同。
It has been revealed by the comparison of numerical simulation results that the macro-failure modes of rock samples are different according to parameters of Weibull distribution at mesoscale level.
试用未反应核收缩模型及混合控制方程分析了试样的还原反应速率。
An attempt is made to analyze the reaction rate of the reduction of the sample by use of the unreacted core contraction model and a hybrid control equation.
结合桥梁—人行道系统的现场振动测试和螺栓试样断口分析结果,指出既有桥上发生的U型螺栓破断属于疲劳破坏,并提出了改进意见。
Some in-site vibrating test and metal fracture analysis have been done to reveal that the crack of the U-shaped bolts is fatigue failure and some reference for designer is put forward.
采用动割线模量的概念对试验数据进行了分析,认为不同试样动割线模量与动应变的关系曲线都符合双曲线的变化规律。
The dynamic secant elastic modulus is introduced to analyze the test data, and the results indicate that the dynamic secant elastic modulus-strain curves of all test models are hyperbolic type.
得出了在不同拉伸速度和边框长度条件下装置处于准静态时的临界剪切角,并且分析了织物试样尺寸大小对准静态范围的影响。
The critical shear Angle of quasi-static state was given under different loading speeds and frame lengths condition, and the influence of specimen size on this shear Angle range is also discussed.
本文从砂带,研磨方法,试样表面状况三个方面,分析了试样研磨对铜合金主要元素测试结果的影响。
This paper analyses that grinding of sample influence testing result of main element in copper alloy from three respect, emery cloth, grinding method, surface condition of sample.
此外,还对抗弯强度试样的断口进行了分析。
Additionally, the fracture surfaces of bending strength specimen were also explained.
采用热重分析仪(TGA)对试样的热降解行为进行了分析。
The TGA analysis has also been used for evaluating the thermodegradation of the persent samples.
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).
对瓦楞纸板边压强度测试进行均匀性分析,介绍了破坏性比对测试样品的选用和均匀性分析方法。
The selection and analysis of uniformity of devastating contrastive test sample were introduced and the uniformity of corrugated cardboards marginal pressure strength was analyzed.
运用X射线衍射技术和晶相显微技术对试样进行了分析和讨论。
And the samples were analyzed in X-ray diffraction technology, micro-photograph technology and SEM.
方法均已投入了实际试样的配合分析。
用电镜对邯钢Q 235, Q 345中板伸长率低的典型试样进行了断口、金相组织分析,找出了试样断后伸长率低的原因,提出了相应的改进建议。
With electron microscope the fracture surface and metallographic structure analysis is done for typical sample of Q235, Q345 plate of low elongation, its reason found out, some Suggestions proposed.
通过分析木材试样的扫描电镜照片,研究了木材横纹剖面的多孔结构特征,采用盒维数法计算了其分形维数。
The porous structure of wood samples on their cross sections was analyzed using scanning electron microscope images, and their box-counting dimensions were calculated.
回收率试验及实际试样分析的结果均与传统的分光光度法相仿。
Recovery test and sample analysis show the good correlation with the critical spectrometric methods.
回收率试验及实际试样分析的结果均与传统的分光光度法相仿。
Recovery test and sample analysis show the good correlation with the critical spectrometric methods.
应用推荐