Two parametric four-wave-mixing ( FWM ) processes in Rb atoms are studied separately using perturbation theory.

Time-independent Perturbation Theory. Degenerate and nondegenerate states.

含时微扰理论: 简并和非简并态.

We must seek two main approximation methods of solution, the variation method and perturbation theory.

我们必须寻求两个主要的近似解法 、 变分法和微扰法.

For the finite-length concentric AFLGA, the dynamic coefficients also are derived and analyzed using perturbation method.

应用摄动方法推导和分析了有限长同心大间隙环流的动特性系数.

Finally, some conclusions about using the perturbation method in instability with bifurcation points are drawn.

最后, 就扰动法在结构分枝失稳问题中的应用提出几点建议.

When crack expanding problem is studied, a high efficiency semi-analytical matrix perturbation method is put forward.

对于裂纹扩展问题, 提出了一种高效的半解析矩阵摄动法.

Visitors will come to see the 2008 Summer Olympics from China to Peru.

世界各地的游客将来北京看2008年夏季奥运会.

BP has now lifted its unleaded petrol price back to $ 1.39 a litre.

英国石油公司目前已经取消无铅汽油的价格回到1.39美元每升.

A method of flow regime identification based on empirical mode decomposition was proposed.

提出了一种基于经验模式分解的气液两相流流型识别方法.

Compaction driven flow basins are believed as existing typical centrifugal flow regime of underground water.

压实流盆地被认为是具有离心流模式的地下水流系统.

Medical image registration is fundamental to many applications of computer vision and medical image analysis.

医学图像配准是人体可视化和医学图像分析的基础.

A new approach for image registration is proposed based on alignment metric and fuzzy gradient similarity.

提出一种基于对齐度和模糊梯度相似性的图像配准方法.

The technique of image registration is the basis of super-resolution reconstruction and image fusion.

图像配准是超分辨率重建、图像融合的基础.

Test results show that the method greatly improved Hausdorff distance-based image registration of the computing speed.

试验结果表明,这些改进方法较大地提高了基于Hausdorff距离的图像配准的计算速度.

In general, according to the analysis of different angles, image registration have a variety of classifications.

一般来说, 依据不同的分析角度, 图像配准有多种分类方法.

Finally with the correct feature point matching for image registration implementation.

最后用正确的特征点匹配对实现图像的配准.

Experiments help illustrate this scheme is an effective non-rigid image registration approach.

实验结果表明,该方法是一种理想的 非 刚性图像自动配准方法.

Image registration source code VC. There are interactive interface. Good use.

图像配准VC源代码. 有界面交互. 很好用.

PDF-Based on the characteristics of high-precision automatic image registration methods.

基于特征的 高精度自动 图像配准方法.

What form should I fill to apply for reimbursement of my travelling expenses.

我需要填什么表格来报销我的旅费?

Through transforming, eliminated equipment malfunction, enhanced interference rejection ability, realized long-term stability to move.

通过改造, 消除了设备故障, 增强了抗干扰能力, 实现了 长期 稳定运行.