形状

Used as input vector of radius basis function neutral network, the wear debris shapes were divided into four classes: regular, irregular, circular and elongated.

然后以提取的形状特征为输入矢量，利用径向基函数神经网络对磨粒形状进行分类识别。

In this paper, a model forwheel/rail with arbitrary profiles contacting in an arbitrary point is built to calculate contact area and contact surface stresses. Then bytakingthe calculated surface stresses as applied load, the stresses inside the railhead are calculated through the three dimensional elastic-plastic finite element method.

建立了一个任意形状钢轨和车轮在任意点接触时，接触面形状和接触面力的计算模型，然后把计算出的接触面力作为外载施加到三维弹塑性有限元模型中，进行轨头内部应力的计算，从而构成一个完整的计算方法。

Using the basic bulb shape as a guide, I started to rasp lead off the nose of the bulb to match the shape first.

使用基本灯泡形状为指导，我开始rasp导致小康的鼻子灯泡，以配合形状第一。

The study shows that the ability of resistance to deformation and the bending recoverability of SMPC materials are higher than that of SMP materials.

为了提高形状记忆聚合物的刚度性能，研制了纤维增强苯乙烯基形状记忆聚合物复合材料，对其动态力学和弯曲性能进行了测试分析，采用有限元分析法得到SMP和SMPC梁的弯曲变形规律，并利用经典层合板理论对其刚度进行分析。

The results showed that when the cross-sectional shape as a regular polygon unchanged, all the param-eters are only associated with the width of the crease.

结果表明：当截面形状不变且为正多边形时，各尺寸参数只与折痕宽度有关；随着折痕宽度的增大，所有参数都按比例同步增大，即该类新型纸容器的各折边长度尺寸由截面形状及折痕宽度唯一确定。

The grain model of SrTiO3 was designed based on their crystal habit for {111} and {100} planes as its major grain boundary; the shape may be different with the change of the relative area of the two boundary planes.

根据SrTiO3陶瓷中晶粒以{100}和{111}晶面为主要晶界的结晶习性，以及晶粒形状随{100}和{111}占晶界面积不同而发生变化的特点，设计了适合SrTiO3晶粒形状特征的晶粒模型。

On the rhombohedron face {1011}, Dauphine twinning showed different shapes of etching pits between individuals, because rhombohedron positive form {1011} and negative form {0111} appeared on both sides of twin partition line, while Brazil twinning showed symmetry plane between the irregular triangle etching pits of individuals. On the trigonal prism section 11(average20, Dauphine twinning showed different shapes of etching pits between individuals, because trigonal prism positive form {1120} and negative form {2110} appeared on both sides of twin partition line, while Brazil twinning should show symmetry plane between the ellipse or quadrilateral etching pits of individuals, which was not observed.

菱面体{1010}面上存在道芬双晶处，道芬双晶双晶缝合线两端分别是菱面体正形、菱面体负形出露处，导致蚀坑形状不同；菱面体{1011}面上存在巴西双晶处，不规则三角形蚀坑形态的方位关系为对称面关系；三方柱切面{1120}面上存在道芬双晶处，道芬双晶双晶缝合线两端分别是三方柱正形、三方柱负形出露处，导致蚀坑形状不同；三方柱切面{1120}面上存在巴西双晶处，椭圆形或四边形蚀坑方位应为对称面关系，但实验中未见到。

In the research, 28 characters including energy, informationization measure, fractal dimension, hue, cb, color moment, disease spot area, rotundity, figure factor, and others were extracted, and four approximate features were selected from 28 primordial features. The results indicated that the precision of the three kinds of maize disease recognition was higher than 90%.

研究中提取了墒、相关信息测度、分形维数、H值、Cb值、颜色矩、病斑面积、圆度、形状因子等28个特征向量，利用遗传算法优选出H值、颜色矩、病斑面积、形状因子等4个独立、稳定性好、分类能力强的特征向量，应用费歇尔判别分析法识别病害，准确率达到90%以上。

A rubber strip (10) may be scalene triangular shape, a trapezoidal shape or a parallelogram shape having has a bottom line (11) forming a strip width, a first diagonal line (12) extending from one end of the bottom line (11) and a second diagonal line (13) extending from the other end (P2) of the bottom line (11), a length (L0) of the bottom line is set to 5 to 50 mm, and a thickness thereof is set to 0.2 to 5.0 mm.

橡胶条(10)的形状可以是不等边三角形、梯形或者平行四边形，上述形状具有形成条宽的底边(11)，延伸自底边(11)一端的第一斜边(12)和延伸自底边(11)另一端(P2)的第二斜边(13)，底边的长度(L0)设定为5-50mm，其厚度设定为0.2-5.0mm。

The proposed method can reconstruct curves from data set with arbitrary topology, such as simply connected, multiple connected and closed scattered points, keep the shape characteristic of point set well, especially in the segments with high curvature, and provide effective methods and technologies for the screw reconstrucion.

因此最短路逼近算法有效地解决了单连通、多连通和封闭的数据点集的曲线重建问题，较好地保持了数据点集的形状和走向，尤其是带尖点的数据点集的形状特征，为旋转面、螺旋面和可展曲面面的重建提供了有效方法和技术。

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。