因子模型

The experimental study shows that the FXG can reduce the content of inflammatory factor IL-4 in the serum of bronchial asthma mice in catabasis, and EOS count in the peripheral blood of it, restrain the collection of EOS in bronchi and lung, alleviate air-way tracheospasm and have evident differences compared with ketotifen group.

实验研究结果显示：防哮颗粒能降低哮喘缓解期模型大鼠血清中炎性因子IL-4的含量，明显改善哮喘模型大鼠外周血中EOS计数的异常升高。能抑制支气管和肺脏局部EOS聚集，减轻气道炎性损伤，轻模型大鼠肺组织的病理改变。

An enhanced drain current model,along with an improved charge conservation capacitance model,is presented by the improvement of the channel length modulation and the hyperbolic tangent function coefficient based on the Materka model.

在Materka漏电流模型基础上，改进了沟道调制因子和饱和电压系数的建模方式，电容模型采用了改进的电荷守恒模型。

A method of category-based regression coefficient comparison was proposed to justify the identification of fragments and correction factors for the modeling.

采用分类模型系数比较法对在分类模型中表现不同的同一个片段或结构因子重新确定划分原则，在此基础上模型得到进一步改进。

Our model is subdivided into three categories, each category suit the heat exchanger of deferent type: the furnace, convective surface and trisector air preheater, all these categories use clean factor as the indication of the soot desposition level.

首先介绍了锅炉灰污染危害的现状，对比研究了国内外的灰污染监测手段和监测模型，并针对北仑1#锅炉，建立了锅炉各受热面灰污染监测模型，这些监测模型分为炉膛、对流受热面、以及三分仓空预器三种类型，采用清洁因子作为受热面灰污染状况的指标。

Based on the equivalent cylindrical pattern of soil wetting front, the model of dripper discharge was developed mathematically, and the change of each factor with the dripper discharge was analyzed to determine the main influential factors of dripper discharge design for drip irrigation system.

该文以等效圆柱湿润体模型为基础，建立了点源滴灌滴头流量的数学模型，针对模型中各因子随滴头流量的变化过程进行实验分析，确定影响点源滴灌滴头流量设计的主要因素。

Methods The PCO rat models, prepared by pregnancy hormone combine with human chorionic gonadotrophin, randomly divided into four group as control, model, Chinese crude drug and western medicine group; The levels of serum gonadal hormone were detected by radioimmunoassay; The effects of ZYC on ovaries and ovarial follicular development were observed by light microscope; And the expression level of TNF-α was detected with the immunohistochemical staining technique.

采用孕激素联合人绒毛膜促性腺激素造模法制备PCO模型大鼠。随机分为对照组、PCO模型组、PCO模型组+助孕胶囊组、PCO模型组+克罗米酚组，运用放免法测定血清性激素水平的变化；光镜观察卵巢、卵泡发育的影响，免疫组化学法检测卵巢组织肿瘤坏死因子α表达水平。

Our model is obviously superior to Rinker'smodel. because Rinker's model potential is a combination of Thomas-Fermi-Dirac potential and Hartree-Fock-Slater potential for the isolated ion.

我们的模型明显优越于Rinker的模型在于： Rinker的模型采用的是Thomas-Fermi-Dirac势和自由原子的Hartree-Fock-Slater势的迭加形式，而我们的模型中除离子的结构因子外，电子散射势、化学势及电离度等量都是通过自洽迭代方法计算的。

On the basis of summarizing the application of the Penman-Monteith model in forest underlying surface, the evaluating method and significance of many parameters were expounded. The calculating methods of the key parameters were discussed including net radiation, aerodynamics resistance and canopy layer stomatic resistance, some problems were analyzed and some suggestions were given for practical application of this model in forest evaportranspiration research.

中文摘要： Penman—Monteith公式是在蒸散研究中应用最多，也是变化形式最多的方法，该文在对目前Penman—Monteith模型在森林下垫面中应用总结的基础上，阐述了其中众多参数的意义和常用的确定方法，着重探讨了影响该模型精确性的关键因子净辐射、空气动力学阻力和冠层阻力的计算方法，并分析了Penman—Monteith模型在实际应用中存在的一些问题，提出了该模型在今后森林蒸散研究中发展的思路。

With the parameters varies within the range of our study, the simulation results compared with their corresponding monochromatic output show that: the wavelength accumulation effect upon the output is small; therefore, it is reasonable and feasible to employing the monochromatic model to deal with the BGOCS systems with broad-band source; the difference between the accumulation output and the monochromatic output decreases with the increase of the current to be measured in the total wavelength accumulation effect; the effect of the Verdet constant is the greatest, that of the Reflection-Induced-Retardance is intermediate, that of the linear birefringence is the smallest.

仿真结果表明，通过和其相应的单色光模型输出的对比，在研究对象相应参数的具体范围内：波长积累效应对系统输出的影响相对于单色模型输出来说很小，小于10~(-4)，因此在实际研究中采用单色模型是合理的和可行的；在总的波长积累效应中，宽带系统输出与单色模型输出的差距随着待测电流的增大而减小，而且影响最大到最小的因子依次是Verdet常量、反射相移和线性双折射。

It chooses the number of landscape types as human interference factors to construct artificial neural network model, multi-model adaptive regression splines, support vector machine model and projection pursuit regression model to respectively analog analysis human disturbance on the impact of the landscape diversity, dominance and evenness.

选择景观类型数量作为人类干扰因子，构建人工神经网络模型、多元自适应回归样条模型、支持向量机模型和投影寻踪回归模型，分别模拟分析人为干扰对景观多样性、优势度和均匀度的影响。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。