进行实验

In the end, demarcate the generator and test the distributing and the size of the magnetic field.

通过系统实验，对磁场产生装置进行标定，校核磁场分布和工作点的磁场大小，对实验结果进行了分析。

The main research contents and results are given as follows:(1) Principles and characteristics of different types of polarization controllers are analyzed, the compare of the difference of these polarization controllers are discussed based on them, drawn a conclusion that the polarization controller which based on squeezing fiber and has variable delay quantity are suitable for high speed optical communication system.(2) The reset principle of the typical four channel polarization controller which is based on squeezing fiber is analyzed, and the design of its concrete reset scheme is given based on them. The reset process and the corresponding operation list are given in detail.(3) The systematical experiment is made when the typical four channel polarization controller is put into the PMD compensator. The experiment result showed that the channel which needs reset can efficiently return to the mean place, and the effect of reset was good, it didn't cause any badness infection on PMD compensation.(4) A new type optical signal time-domain depolarizer is given, and a new PMD compensate method is given based on it.

由此得出延迟量可变型光纤挤压型偏振控制器适用于高速光通信系统的结论；(2)具体分析了典型的四通道光纤挤压型偏振控制器的复位原理，并在此基础上对其进行了具体复位方案的设计，给出了各种情况下的详细复位流程和相应的复位操作列表；(3)将四通道光纤挤压型偏振控制器应用于偏振模色散补偿器中进行系统实验，实验结果表明，需要复位的通道能有效地回到中间值，复位效果良好，且复位未对PMD补偿产生不良影响；(4)设计了一种新型的光信号时域退偏器，并基于该退偏器提出了一种新型的偏振模色散补偿方法。

The matrix composites for diamond tools were tested with such modern testing instruments and equipments as DTA-7 differential thermal analyzer, JCXA-733 electronic probe and scanning electron microscope, JEM 2000 FX Ⅱ transmission electron microscope, eXL energy spectrometer, and humidity test instrument. The analysis, comparison, and induction of the testing results prove the enhancing effects of the rare earth on the matrix composites: degeneration, micro-alloying, purification, and catalytic activation. The comprehensive function of these effects leads to the decrease in the porosity of the matrix composites and to the increase in such actual indexes as the flexural strength, hardness, and impact ductility of the whole rare earth Fe-based diamond tool materials.

由DTA-7型差热分析仪、JCXA-733型电子探针及扫描电镜、JEM2000FXⅡ型透射电镜、eXL能谱仪以及莱茨2AP高温显微镜材料润湿性测试仪等现代测试仪器设备对金刚石工具材料进行了测试实验，对测试实验的结果进行了分析、比较和归纳，证实了稀土对胎体材料具有变性、微合金化、纯化和催化活化等四大强化作用机理，这些机理的综合作用导致了胎体材料孔隙率的降低和整个稀土Fe基金刚石工具材料抗弯强度、硬度及冲击韧性等实际使用性能的上升。

Based on the distribution of pressure in water supply network, pressure distribution curve and three dimensional surface model are put forward.

再次，采用多种方法进行管网模型的渗漏和爆管实验，在实验数据的基础上进行漏损的相关性分析。

In order to achieve the setting up angle should be monitored and debugged, a new approach is brought up. With the CCD receiving the focusing spot of parabolic mirror, while rotating the parabolic mirror, collecting the focusing spot location information, the eccentric angle between the optical axis and the structural central axis could be found. System principle and design have been studied.The experimental results meet the need to test and monitor to the setting up angle of the discal parabolic mirror.

为了实现对抛物面反射镜的装配角度进行监控和调试，提出了一种通过CCD接收回转抛物面镜的聚焦光斑，同时旋转抛物面镜，采集光斑重心位置信息，从而计算出光轴与结构中心轴之间的偏心角的实现方案，并从方案原理和设计上对其进行研究和实验，实验结果证明该系统能应用于对盘状抛物面反射镜装配角度的测试和监控。

Methods: The bilateral superior buccal branches of facial nerve were exposed and transected, a nerve growth chamber were created by suturing the epineurium and silicone chamber under microscope .The chambers of experimental sides were injected with HGF/normal saline and that of the control sides with normal saline of same amount (10μL ),the regenerated nerves in the chambers were dissected and postoperative evaluation were performed byelectrophyiological testing , histopathologic, morphological studies under gross observation, light microscope at 1,2,4 weeks after operation, respectively.

实验设生理盐水对照组和肝细胞生长因子组，选用30只成年、健康新西兰家兔，暴露并分离双侧面神经上颊支，将其横断后套入硅胶管内，用显微外科技术将硅胶管与神经外膜缝合以形成硅胶神经再生腔，在一侧硅胶神经再生腔内注入HGF为实验侧，在另一侧注入生理盐水为对照侧，于术后1周、2周、4周分别麻醉家兔后行电生理检测，在肉眼、光镜、特殊染色下进行组织形态学观察，并在光镜下进行形态定量分析。

PART ONEInvestigation on Hp CagA+ strain infection condition and pathogenesis risk analyze in patients of carotid atherosclerosisObjective To observate pathological changes of carotid atherosclerosis as well as Hp infection situation, examinate blood fats, blood serum hs-CRP, blood plasma YKL-40, blood serum sCD14, analyze relations between Hp or Hp CagA+ strain and carotid atherosclerosis, and explore possible mechanism of carotid atherosclerosis caused by infection.

然后进行基础动物实验，应用Hp CagA+菌株干预高脂血症大兔，建立Hp CagA+菌株感染致兔颈动脉粥样硬化模型，进行血清Hp抗体、hs-CRP、血浆YKL-40水平检测、斑块内Hp DNA，进一步求证Hp CagA+菌株感染和颈动脉粥样硬化形成的相关性，Hp CagA+菌株感染是否可促进颈动脉粥样硬化的形成，深入探讨其可能机制，以期为颈动脉粥样硬化形成的病因学研究提供实验基础，为临床治疗颈动脉粥样硬化提供新的策略，从而完善其防治模式。

This paper discusses on the moving granular bed filter that may be one of the greatest potential hot dust removal technologies.

研究温度对移动颗粒层过滤高温除尘性能的影响规律，首次提出温度与捕集比的理论关系式，并进行了实验验证，得到了移动颗粒层在高温状态下进行过滤除尘的实验结果，为移动颗粒层过滤高温除尘工艺的放大和工程化打下了基础。

LES cooperated with the second order full extension ETG finite element method is applied to simulate three typical problems concerned with convection heat transfer with sufficient experimental data. By comparing the numerical results with the experimental results, LES is proved to be of better accuracy and stability when it is used to solve the problems concerned with convection heat transfer. The time history of the flow field and temperature field can be reflected better, and abundant information of the fields can be obtained. Furthermore the details of the change in the vortex structure can be captured.

应用大涡模拟与二阶全展开ETG有限元离散格式相结合的方法对具有实验基础的三个典型对流换热问题进行了数值模拟，并将模拟结果与相应的实验结果进行对比，证明了大涡模拟应用于对流换热问题中具有较高的稳定性和精度，能够较好地反映流场和温度场的时变过程，提供丰富的温度场和流场信息，捕捉流场中旋涡结构的变化细节，尤其适合于边界形状复杂的区段内含有大尺度各向异性涡的流动和换热问题的计算。

In order to simulate the fire of the cables in plenum, the fire tests on plenum cables were carried out in the burn room and plenum structure of a typical full-scale combustion flatlet model in the present paper.

在一个全尺寸燃烧套房模型中进行了起火室和顶棚夹层空间电缆火灾的实验研究，并采用大涡模拟的方法对实验中烟气速度场进行了数值模拟。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。