查询词典 radius

Therefore, to counter the possible problems to be met in the application, we study objectively the model structures, algorithms and capabilities for these neural networks, such as the quick learning of the multilayer feedforward network, the learning algorithm of increasing the storage capacity and the convergence radius of Hopfield network, the structure and mapping capability of the fuzzy inference network, the automatic learning of the fault diagnostic expert network and so on.

分别研究了多层前馈网络的快速训练问题、增大Hopfield网络存贮容量和收敛半径的学习算法、模糊推理网络的模型和映射能力，以及故障诊断专家网络知识的自学习问题等。

The radius of convergence of a power series ''f'' centered on a point '' a '' is equal to the distance from ''a'' to the nearest point where '' f '' cannot be defined in a way that makes it holomorphic.

一个中心为'' a ''的幂级数''f''的收敛半径'' R ''等于''a''与离'' a ''最近的使得函数不能用幂级数方式定义的点的距离。

The Pade approximation is combined with 3-D frequency-domain finite difference (3D-FDFD) for the first time. The impact of expansion point and the order of rational function on the accuracy and the convergence radius is discussed in this dissertation.

主要包括以下内容：首次将Pade逼近运用到三维频域有限差分法中，详细讨论了Pade逼近中展开点选取、收敛半径与有理阶数的关系问题。

The law of the influence of contractive angle of taper nozzles and curvature radius of convergence nozzles' convergent section on jet structure parameters is revealed, and it can provide a basis for optimization selection and design about laser cutting nozzles.

揭示锥型喷嘴收缩段收缩角、收敛型喷嘴收敛段抛物线曲率半径对射流的流场结构参数的影响规律，为激光切割喷嘴的优化选择和设计提供有效依据。标签激光技术激光切割会聚型喷嘴流场结构流体动力学 laser technigue laser cutting assemble nozzle jet structure hydrokinetics

The positive number is called the convergent radius of power series, and is said to be the convergent interval of power series.

正数通常叫做幂级数的收敛半径，开区间叫做幂级数的收敛区间。

Mathematics: Understands and applies basic and advanced properties of the concepts of geometry; Use the Pythagorean theorem and its converse and properties of special right triangles to solve mathematical and real-world problems; Understands the basic concepts of right triangle trigonometry (e.g., basic trigonometric ratios such as sine, cosine, and tangent); Uses trigonometric ratio methods to solve mathematical and real-world problems (e.g., determination of the angle of depression between two markers on a contour map with different elevations); Uses properties of and relationships among figures to solve mathematical and real-world problems e.g., uses the property that the sum of the angles in a quadrilateral is equal to 360 degrees to square up the frame for a building; uses understanding of arc, chord, tangents, and properties of circles to determine the radius given a circular edge of a circle without the center

数学：理解和应用几何概念的初级和高级特性；用毕德哥拉斯定理、逆定理以及特殊直角三角形性质解决数学的和现实世界的问题；理解基本的直角三角形三角比；运用三角比方法解决数学的或现实的问题。（等高线图上的两个标记之间的俯角确定）运用形体之间的关系及其属性解决数学的或现实的问题（利用四边形内角和等于360度来为建筑物框架取正，运用弧，弦，切线和圆的性质确定缺少中心的一段圆弧的圆心

Through measuring curvature radius of the thin convex lens, we can measure refractive index of the liquid.

用液体和薄凸透镜可以组成液体透镜组，通过测量薄凸透镜的曲率半径，达到测定液体折射率的目的。

In the design,the optimum radius of the rear convex mirror was presented which could efficiently compensate the effect of thermal lens,and the resonator would become a equivalent stable resonant operation dynamically. A slope efficiency of 13% and beam divergence of 1.3 mrad were achieved.

选择的凸面全反镜的最佳曲率半径有效地补偿了增益介质热透镜效应，激光器实现了动态稳腔运转，激光脉冲能量输出斜度效率大于13%，光束发散角优于1.3 mrad。

Besides merits of the two dimensional generation of random aggregate model, It consider the effect of the radius of the different aggregates, which were assumed to obey normal distribution. Consequently, the numerical model generated is reasonable.5. The 3-D random model of convex polyhedron aggregate was generated with 3D-RAS.

三维混凝土随机骨料投放算法是二维投放算法的延伸，除了具有二维算法的一切优点外，还考虑了骨料粒径的变化，假定骨料粒径服从正态分布，从而使该软件生成的随机骨料模型和实际结构更为接近。5。

And the equivalent radius of convex wheel surface plays an important role on MRD .

此外，刀触点的等效半径对材料去除深度有显著影响。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。