实验

The reason of white band formation in the solidified shell in the mold has been studied by means of water modeling test and the analysis of the solidified microstructure of practical CC slab an.

为了定量把握结晶器中的钢水流动、钢水过热度及结晶器传热阻力对初期凝固坯壳的凝固不均一的影响，利用水冷铜板的浸渍实验，测定了各种铸造条件下的凝固坯壳厚度、凝固不均一度及树枝晶偏角；利用水力模型实验，并对实机铸坯的凝固组织分析，EPMA对负偏析带的线分析，得出了在结晶器中凝固坯壳上负偏析带的产生原因。

A theoretical model is built to investigate the simulation of the infrared characteristic of the metal structure with the PCM false target.Structure parameters of the PCM false target that suit for the simulation are investigated numerically.According to the results,further request on the improvement of the thermal conductivity of PCM is presented.An experimental platform is built and the numerical model is validated experimentally.Three key thermal characteristic components of the false tank(barbette,wheel and front armor plate) are manufactured and tested,and good results are obtained.A method for the thermal conductivity enhancing of PCM by using aluminum fins is studied,the influence of the structure parameters of PCM plates to the simulation effects are investigated numerically,and the reasonable configuration parameters of the PCM plates used to simulate the steel plates of different thickness are obtained.In the study of the application of heat convection method in IR false target,a passive infrared simulation system is designed to simulate the infrared characteristic of metal constructions.The system is made up of pipe-plate,pump,receiver,and working fluid.

在相变材料应用于红外示假的研究中，通过数值模拟，研究确定了适用于制作假目标的相变材料各物性参数的范围，分析了相变材料制作假目标的可行性，并根据所得结果，选取石蜡为研究对象，建立了相变材料模拟金属构件红外特征的理论模型，研究了适用于模拟各金属构件红外特征的相变材料假目标的相关结构参数，得出了相变材料假目标模拟各金属构件红外特征的理论结果，并对相变材料的导热系数这一物性提出了进一步的改进要求；搭建了假目标实验平台，验证了所建理论模型的准确性；以坦克假目标为研究对象，制作了炮塔、负重轮和前上装甲板三个坦克假目标的关键红外热特征部件，并进行了野外实验，取得了较好的结果；以添加铝肋片作为改进相变材料导热能力的手段，理论研究了此类导热增强型相变材料的相关结构参数对模拟效果的影响，得出了模拟不同厚度钢板红外特征的导热增强型相变材料的结构参数及模拟效果。

Chapter 2 introduces the base knowledge of process control ,the content and the goal of experiment of process control based on the system we want to construct .

第二章以我们所要构建的网上过程控制实验室为基础，详细介绍了过程控制一些基本知识以及过程控制实验的内容和实验目的，提出了实现网上过程控制实验室的所要达到的目标。

Establish a quantitative detection method in micro level of blood on the base of reagent box for detecting the TC, TG, and HDL-C in ordinary amount of blood .

为能够用小鼠做实验材料进行降血脂保健食品的动物实验研究，建立了用微量血测定血液中TC、TG和HDL-C的方法。

Using ABAQUS/Explicit simulation research and experiment research, from the view of statics and kinematics, it deeply analyzed the basic rules of cold ring rolling deformation, researched the distribution laws of residuary stress, deduced formulas about moving parameters of rollers and constructed design and optimization model for technology parameters. All above researches provided academic and experimental basis for the development of cold ring rolling technology.

本文通过ABAQUS／Explicit有限元模拟研究和实验研究，从静力学、运动学方面，深入分析了环件冷辗扩变形基本规律，研究了残余应力分布规律，推导出了轧辊的运动参数设计公式，建立了工艺参数设计和优化模型，为环件冷辗扩技术应用发展提供了理论和实验依据。

And failing in great tasks is not something to be ashamed of, not daring to do them is a failure.

就像常说的："不要责怪实验了并失败的人，而应当责备没有去实验的人"

The invention, therefore, is not to be restricted except in the spirit of the appended claims.

在刘老师的指导下，我圆满地完成了预定的实验任务，得到了较理想的实验结果。

In order to obtain high performance of acquisition, beam scanning methods need to be studied.

最后，构建了由步进电机驱动的PAT实验平台，并对实验平台的性能进行了测试。

These first reports were followed by further and more precise experimental work (Kelly, Beaton, and Magoun, 1946), again using cats.

这头几份的报告引导了更进一步、更精密的实验研究(Kelly， Beaton， and Magoun， 1946)，同样的以猫为实验对象。

Methods The anti-pyretic effect was com-pared with fever induced by fresh beery in rabbit, and the analgesic effect by the hot-plate procedure and torsion body in mice.

通过鲜啤酒酵母致家兔体温升高实验比较其解热作用；采用热板法、扭体法实验对比其镇痛作用。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。