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This thesis analyzes the background and research situation of the backlight home and abroad, and investigates the radiation principle, the driver topologies and resonant circuit of cold cathode fluorescent lamp.

本文分析了背光电源的研究背景、研究现状，研究了冷阴极荧光灯的发光原理、驱动电路的拓扑结构和谐振电路，并对冷阴极荧光灯建立了仿真模型，来优化设计冷阴极荧光灯的驱动电路。

The neutron flux at different wavelength, under different reflection and take-off angle of the monochromator and divergency of the first collimator, were given.

结果表明，在冷中子导管使用〓Ni和m=2的超镜镀膜情况下，所需要的冷中子源直径为18cm～22cm，高度为30cm～36cm，并从导管需求的角度为合理的冷源尺寸提出了建议。

In order to solve the special technical problems, a structure model with double-stair and multiple-stage compression was given, the structure of pressing chamber of present screw press was improved, and a laboratory-scale cold expeller was designed and manufactured.

针对双低油菜籽脱皮籽仁在冷榨过程中存在的一些关键技术问题，提出了双阶多级压榨的冷榨结构模型，对现有的螺旋榨油机的榨膛结构进行了改进，设计并制造了一种小型实验型冷榨机。

The planning of the processing parameter is based on the plastic deformation of the metal because the planning of the cold rolling technique is affected by the ability plastic deformation of the metal. Industrial PC is the master processor of the cold rolling machine. The process of cold rolling monitored by the corresponding functional component real-timely.

冷辗工艺的设计受金属塑性变形能力的影响，因此工艺参数设计以金属塑性变形为基础；冷辗机控制系统以工业PC为主控制器，通过相应的功能模块实现对冷辗进程的实时监控。

The development reason and actuality of cold press of oilseed in fremdness were introduced,the advantage and disadvantage of cold press of oilseed and the technical index of this technology were also introduced,the suitable application area of cold press in China was discussed.

介绍了国外油料冷榨技术的发展缘由和现状，以及油料冷榨技术所具有的优缺点和应达到的技术指标，并对适合于中国油料冷榨技术的应用范围进行了叙述。

By using nucleation theory, the undercoolings at which the primary crystal of Al-4. 5%Cu alloy nucleates on γAl〓O〓 and α-Al〓O〓 are determined to be 59～83℃ and 23～33℃ respectively, This theoretical result agrees with our experiments.

发现工业大体积Al-4.5％Cu合金的最大过冷度受其在Al〓O〓上形核过冷度的限制，并用形核理论估算出Al-4.5％Cu合金液在γ-Al〓O〓和α-Al〓O〓上的形核过冷度分别为59～83℃和23～33℃。

The results indicate that MgB2 phase has smaller critical nucleation energy, higher nucleation rate and shorter incubation time comparing with MgB4 phase as the undercooling degree excesses to a critical value at a low undercooling range. Hence, the MgB2 phase nucleates primarily from the melt and grows up.

结果表明：在小过冷度范围内，当过冷度大于某一临界过冷度时，MgB2相比MgB4相具有更低的形核功、更大的形核率和更短的形核孕育时间，因而MgB2相从与MgB4相的竞争形核中胜出，优先从合金熔体中形核并生长。

The results show that the precooling time of the probe is shortened significantly with the help of the vapor liquid separator, and decreases with the driven pressure. With the helical coiled wire and the helical mesh, significant thermal Oscillation corresponding the density-wave is observed in the precooling time. The average heat transfer coefficient enhances 1.5 times with the mentioned heat transfer enhancement techniques, and the temperature of the 2.5 min cryoprobe surface can reach -160℃ in 17℃ brine within 10 min.

结果表明：使用了快速预冷汽液分离器后，探针预冷时间大大缩短，并随驱动压力增大而减小；加入螺旋丝和螺旋丝网后，在预冷阶段出现明显的热力振荡，并伴有密度波振荡，平均换热系数为原来的1.5倍，在17℃生理盐水中10min时2.5min探针表面温度最低可达－160℃，大大提高了探针的冷却性能。

And the three aspects including heat transfer area,pipe resistance and safety strength were analyzed.

以1台制冷量为35kW的溴冷机为例，对采用塑料传热管的溴冷机与传统铜管溴冷机相关部件的参数进行比较。

It also researched the influence rule of feed speed, stock dimension and friction on width spread in cold ring rolling. The basic formula of width spread was obtained by numerical fitting. The open cold ring rolling experiments with rectangle section ring was conducted in D56G90 rolling machine, and the results verified above researches.

研究了环件冷辗扩过程中进给速度、毛坯尺寸及摩擦对宽展的影响，通过数值拟合的方法得到了环件宽展的基本公式，在D56G90 型冷辗环机上对矩形截面环件进行了开式冷辗扩实验，验证了宽展模拟研究结果。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新