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The steady model is able to predict the start and the end points of the phase inversion, although the model parameters have no distinct physical meanings. The factors, such as agitation strength, density, viscosity, interfacial surface tension, grafting efficiency and volume fraction etc., have been considered in the dynamic model, which can predict the start point of phase inversion successfully.

稳态模型的参数虽然没有明确的物理意义,但却能给出相转变过程的起点和终点;动态模型则从液液分散理论出发,综合考虑搅拌强度、体系粘度和密度、界面张力、接枝效率及相体积分率等因素的影响,能很好的预测相转变的起点,略加改进后该模型可以用于相转变的全过程模拟。

The outputs of ZELIG model was used to 1evaluate the environmentalfactors which influence the growth of tree species of broad leaf korean pine forestin Changbai mountain;2simulate the dynamics of main types of forest in broad leafkorean pine forest zone and 3simulate the effect of selective cutting experiment onbroad leaf korean pine forest.

本文以森林Gap模型的理论为基础,通过大量的外业调查,建立了长白山阔叶红松林的ZELIG模型,并根据ZELIG模型的模拟结果对长白山阔叶红松林带的树木生长的环境因子进行了评价,同时对阔叶红松林带内的几种主要的森林类型进行了动态模拟,最后运用ZELIG模拟了阔叶红松林的择伐试验。

This article not to the data mining theory and the modeling method and so on make excessively many elaborations, also does not have the logarithm to make the meticulous discussion according to the warehouse construction aspect, but is puts with emphasis on in the data mining model choice and the design, in overseas had the research in the foundation, in the union corporate business analysis actual need, proposed the AVON company's customer value, the customer retention and the customer thin classify three data minings model; And executed has implemented the questionnaire survey and the method collection research data to various exclusive agencies customer which unified to member's telephone investigation, has carried on the confirmation and the appraisal in SQL Server 2,000 Analysis Service to the model.

本文没有对的数据挖掘理论及建模方法等作过多的阐述,也没有对数据仓库建设方面做过细的探讨,而是将重点放在数据挖掘模型的选择与设计上,在国外的已有研究的基础上,结合公司业务分析上的实际需要,提出了雅芳公司的客户价值、客户保持和客户细分等三个数据挖掘模型;并施行了对各专卖店的顾客实行问卷调查和对会员的电话调查相结合的方法收集研究数据,在 SQL Server 2000 Analysis Service中对模型进行了验证与评价。

In order to design optimum nozzle for air-air missile solid rocket motor, the mass model of solid rocket motor, the nozzle specifice impulse model of solid rocket motor and the objective function are established. Five different type of nozzles are choosen lor calculation: Conical, parabolidal,two different arcs,quadiatic polynominal and cubic polynominal.

以两种空-空导弹固体火箭发动机喷管作为算例,为此,建立固体火箭发动机的质量模型,喷管的质量比冲模型和目标函数模型,选择五种喷管扩散段内型面:锥形喷管,抛物线喷管,双圆弧喷管,二次多项式喷管和三次多项式喷管,进行优化设计,利用优化理论,成功地完成了五个设计变量的优化问题。

In the model of dry-distribution,the leaf age of different plants leaves and the distribution of assimilation at different positions were confirmed based on the distribution process of assimilation in combination to the organ building process.

基于黄瓜器官建成的同化物分配模型中,在现有的同化物分配理论的基础上,提出了基于器官发育模型的同化物再分配过程模拟,将器官的形态扩展和同化物分配过程相结合,确定了不同植株叶龄、不同位置的叶片获得的干物质模型,将同化物分配和形态扩展过程有机地融为一体。

As to the former, simpled multiple scattering model based on Hapke's theory is developed to improve the linearity of intimate mixture and reduce computational complexity; as to the latter, Modified Linear Mixing Model is advanced to compensate for the error in endmember spectra.

对于第一个缺陷,从Hapke理论出发,充分考虑了数据的特点,大大简化多重散射模型来提高充分混合的线形性,同时降低了原模型计算的复杂度;对于后一个问题,提出用修正线形混合模型来弥补&纯&光谱中的误差。

In order to study the deformation destructive pattern and influence rule of box tunnel lining structure cross the ground fissure with 30 degree, based on the background of Xi'an metro engineering and the geological environment of Xi'an ground fissure, the similar constant of box tunnel lining structure modelling experiment was designed according to the similar theory, furthermore, the parameters of model concrete, model reinforcement bar and model structure country soil were designed.

为了研究小角度(30°)斜穿地裂缝的箱型隧道衬砌结构在地裂缝影响下的变形破坏模式和影响规律,从西安地铁工程背景和西安地裂缝地质环境出发,根据相似理论设计了箱型隧道衬砌结构模型试验的相似常数,在此基础上对模型混凝土、模型钢筋、结构围岩参数等进行了设计。

A detailed calculation results verified the moment and deflection of lapped connection beam is similar as that of continuous beam. So the continuous beam analytic model is suitable for analyzing roof purlins. However, how to guarantee the stability of the bearing compressed zone without the tension bar in bottom flange greatly affect the use of continuous purlins in project, theoretical analysis is carried out.

对搭接模型和均匀连续梁模型的计算结果进行对比,证明采用均匀连续梁的分析模型可较为准确地描述连续搭接檩条的内力状况;而对于仅在檩条上翼缘附近设置拉条,竖向力作用下如何保证支座区受压下翼缘的稳定性在很大程度上影响着连续檩条在工程中的推广应用,因此对其进行了理论分析。

The projectile velocities of the model experiments and the prototype experiments are not proximal, so a grey pre-estimation model of maximum penetration depth is established.

由於模型试验的弹速不够接近原型试验的弹速,在模型试验数据处理中引入了灰色系统理论,建立了最大侵彻深度灰色预估模型。

In this thesis, an effective analysis model, named "equivalent column" model, was proposed for the wall inside the RC frames, and consideration the wall can resist axis force, moment, and shear force. The "equivalent column" model can simulate the brick wall, the RC wall as well as the wing wall. The experimental and analytical results of the RC column, pure RC frame, RC frame in-filled with RC wall, RC frame in-filled with brick wall, RC frame in-filled with wing wall, and RC column repaired by using the steel wire cables and the carbon fiber reinforced plastics were compared in the thesis.

中文摘要本研究主要分析补强前后含墙RC构架之耐震行为,目的是希望能合理有效地分析建筑物之侧向力与位移曲线,以利后续作为耐震评估之用,并考量墙体具有承受轴力、弯矩与剪力之较高自由度行为,以「等值柱」模型模拟含砖墙与含RC墙构架以及「墙柱」模型模拟含RC翼墙构架之耐震行为,分别对国内实验数据及理论分析方法-极限软化桁架模型进行比对。

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。