层理论的

Based on the 3-D acoustic equation and Tarantola′s generalized inversion theorem, taking into consideration the character of cross-well survey, a 2.5-D cross-well waveform tomography method in the frequency domain is presented here.

从频率域3-D声波波动方程出发，结合井间观测方式的特点，基于Tarantola广义反演理论，提出了一种频率域2.5-D井间波形层析成像方法。

In the second part,our some works about the itinerant magnetism and the IEC are introduced.

第二部分主要介绍了我们在巡游磁性和层间耦合理论研究中的一些工作。

Objective: To investigate the feasibility of lamellar keratoplasty combined with photorefractive keratectomy and phototherapeutic keratectomyand provide theoretical basis for clinical study.

目的：探索准分子激光角膜屈光手术联合板层角膜移植术的可行性，为临床研究提供理论依据。

As a foundation of reservoir and the geologic condition of forming hydrocarbon reservoir research and in the light of control degree of trap well drilling , sub-control reserves and predicting content, hydrocarbon resources is evaluated, what provides theory foundation and technique method for igneous rock reservoir valid development.

在储层及油气成藏地质条件分析研究基础上，依据圈闭钻井控制程度，分控制储量和预测含量对油气资源量进行了评价，为火成岩油气藏的有效开发提供了理论依据和技术方法。

T〓, ΔT〓,〓 and ξ are all influenced by the flow pattern of molten electrolyte and metal and by temperature gradient. 6. A set of software characterized with typical friendly Windows GUI has been successfully developed under Borland C++ OWL IDE. It has a hierarchical completely mouse-driven menu system.

根据NaF-AlF〓体系性质与结晶热力学和动力学原理，首次提出槽帮结壳在冷凝形成和熔化消失过程中分别存在一"过冷度"：ΔT〓，〓(5)"过热度"：ΔT〓，〓(6)新结壳固化时间：〓和理论研究和实际生产所指槽膛内形之间存在的"过渡层"，厚度为ξ。

The model of periodic bond chain was used to explain the formation of the multilayer structure.

利用周期键链理论模型解释了层状结构碳酸钙聚集体的形成过程。

The difference equations and the perfectly matched layer absorbing boundary condition equations in the non-inertial frame are given.

将时域有限差分方法用于非惯性坐标系下光子晶体理论研究，给出了非惯性坐标系下的差分方程和理想匹配层边界条件。

Based on polynomial curve-fitting theory, a Laguerre orthogonal basis feed-forward neural network is constructed.

根据多项式理论，构造了一种以Laguerre正交多项式作为隐层神经元激励函数的前向神经网络模型。

In part two,the theory of composite laminatedplates,which includs transverse shear deformationand rotatory inertia,has been established.

在第二部分中，建立了能够考虑横向剪切变形和旋转惯性影响的复合材料层合板理论。

The full field boundary element solutions are solved for the small—scall yielding problem of boundary layer formulation.

针对双材料界面裂纹边界层构形计算了小范围屈服问题的全场解，并与现有理论和有限元结果进行了比较。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。