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特征角
相关语句
  characteristic angle
     AN ANALYSIS OF NIP CONDITIONS FOR SKEW ROLLING AND DEFINITION OF ITS CHARACTERISTIC ANGLE ω
     斜轧咬入条件的分析及其特征角ω的确定
短句来源
     Solution of Boundary- value Problem for Wave Equation in Characteristic Angle
     特征角内波动方程的边值问题
短句来源
     FORMULA FOR CHARACTERISTIC ANGLE AND ASYNCHRONOUS REGION LENGTH OF ASYNCHRONOUS ROLLING
     异步轧制时的特征角与变形区长度的计算公式
短句来源
     In this paper, using the iteration method, we give a representative solution of the boundsry - value problem for the onedimensional wave equation Uff= c2uxx in the characteristic angle.
     本文利用迭代法构造了特征角内角形域上一维波动方程u_(tt)=c~2u_(zz)边值问题解的表达式.
短句来源
     We introduce a new method (the characteristic angle spin operator transformation method) to discuss the spin-waves in easy-plane spin-one Heinsenberg ferroma-gnet(h=-J sum from (i,j)Si· Si+ Dsum from i (six)2-hsum from i six) The ground state energy E0, themagnetization M and the magnon dispersion relation ek are calculated analytically, and the contrast with other methods and numerical results have been given.
     引入一种新的变换方法(特征角自旋算子变换)探讨了自旋为1的Easy-plane Heisenberg铁磁体的自旋波行为,计算了体系的基态能量,自发磁化强度和元激发谱,并与其他方法和数值计算结果作了比较.
短句来源
  “特征角”译为未确定词的双语例句
     A New Corner Points Image Registration Algorithm Based on TMS320C6416T
     基于TMS320C6416T平台的特征角点图像配准算法
短句来源
     A Remote Sensing Image Ground Control Point Matching Algorithm Based on Feature Corner and Dynamic Template
     一种基于特征角点和动态模板的遥感影像控制点匹配算法
短句来源
     6. A new feature angle criterion and local greedy triangulation method are presented to simplify vertexes of smooth polyhedral model.
     ● 提出了顶点的特征角定义方法、特征角准则及删除顶点后对遗留空洞的局部贪婪剖分方法,解决了多面体表示的光滑曲面模型的简化问题。
短句来源
     The concept of characteristic corner has been presented.
     提出了特征角点的概念,研究了基于特征角点的目标识别、瞄准点选择及速度估计方法。
短句来源
     The SUSAN detector was used to extract the feature corner from the images, and fast RANSAC algorithm was used to register the images approximately.
     通过SUSAN检测算子提取图像特征角点,利用快速RANSAC算法来实现图像的初配准。
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  相似匹配句对
     angle.
    
短句来源
     Recognition of Object Shapes Based on Corner Features
     基于特征的形状识别
短句来源
     Ecological Characteristics of Amphipsyche proluta MacLachlan
     兼长纹石蛾的生态特征
短句来源
     A New Type of Angle Acceleration Sensor
     加速度传感器
短句来源
     the characteristics of inclusions;
     包体特征;
短句来源
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  characteristic angle
The angular distribution of radiation generated by a relativistic electron bunch penetrating through a metal foil was experimentally measured at angles much greater than the characteristic angle γ-1.
      
In the latter case, choosing a model in which the nonleptonic decays have a characteristic angle twice that of the semi-leptonic decays, one obtains the value
      
A quantitative discussion of 2-D structures in condensation regions requires the introduction of a characteristic angle along streamlines.
      
It is shown that the resulting diffraction pattern is circular and depends only on the characteristic angle of the cone.
      
On the characteristic angle for crack branching in brittle materials
      
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  characteristic angles
The characteristic angles and cross sections for a reaction in which H- atoms with an energy of 0.1-10 000 MeV lose electrons when scattered on C, N, or O atoms were calculated for the relativistic case of the Bethe scattering theory.
      
The characteristic angles at which a shock-wave configuration develops and their dependence on the velocity of initial shock waves have been determined.
      
Characteristic angles in the wetting of an angular region: Surface shape
      
The wall-normal variations of the structural parameter and of characteristic angles confirm that this boundary layer is three-dimensional.
      
Materials inside shear band dilated and the extent of dilation could be measured from the characteristic angles between the shearband boundary and rubber particles.
      
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The yield criteria in principal stress space is represented by a Mises circular cylinder or by a regular hexagonal cylinder which is conventionally inscribed within the Mises cylinder.The division of the state of plane plastic stress and the location on Misesellipse and Tresca hexagon and loading path are given in reference[6].In this paper the division of the state stress on the Mises circular cylinder,the locus of hydrostic(or mean)stress on the interlines,the location ofthe state of stress in some metal forming...

The yield criteria in principal stress space is represented by a Mises circular cylinder or by a regular hexagonal cylinder which is conventionally inscribed within the Mises cylinder.The division of the state of plane plastic stress and the location on Misesellipse and Tresca hexagon and loading path are given in reference[6].In this paper the division of the state stress on the Mises circular cylinder,the locus of hydrostic(or mean)stress on the interlines,the location ofthe state of stress in some metal forming processes in principal stress space arepresented in three-dimensional systems in the condition of σ_1≥σ_2≥σ_3.It is assumed to spread Mises circuler cylinder to a plane is a convenie-ntial method,and σ_m—θ stress plane is given first (σ_m—meanstress,θ—anglecharaeterising strain).The equations of interlines between various regions is alsogiven.Finally,the location of typical metal forming processes in stress plane isshown in Fig 5,from which the tendency of variation of three orhogonal size can be judged,the resistance and plasticity of metal forming processes can also be compared.

本文着重对三向应力状态如何在屈服轨迹上分区进行讨论,认为将Misis 圆柱展开为平面是比较方便的一种方法,首次给出用平均应力σ_m 及代表应变特征的角θ为纵横座标的应力平面图。给出各区域之间边界线的方程。还给出了角θ与Lode 系数μ之间的关系。最后给出典型塑陛成形工序在图中的部位,由图可以判断各方向尺寸变化趋向,及各工序的塑性与抗力相对大小。

The division of stress on the yield locus in metal forming processes of plane stress is presented. The tendency of variation of three orthogonal size of workpiece is illustrated in Fig. l. It is assumed that. unrolling the Mises circular cylinder to a plane is a convenient method, and σ_m-θ stress plane is given first(σ_m-mean stress,θ—characterized strain angle). And the equations of interface between various regions are also given. Finally, the location of typical metal forming processes in stress plane has...

The division of stress on the yield locus in metal forming processes of plane stress is presented. The tendency of variation of three orthogonal size of workpiece is illustrated in Fig. l. It is assumed that. unrolling the Mises circular cylinder to a plane is a convenient method, and σ_m-θ stress plane is given first(σ_m-mean stress,θ—characterized strain angle). And the equations of interface between various regions are also given. Finally, the location of typical metal forming processes in stress plane has been illustrated in Fig.5 from which the tendency of variation of three orthogonal size may be judged and the resistance and plasticity of metal forming processes may also be compared.

本文给出平面应力状态诸工序在屈服轨迹上的应力分区,由图1可以直接看出三个互相垂直主方向上的尺寸变化情况。文章着重对三向应力状态如何在屈服轨迹上分区进行讨论,认为将Mises圆柱展开为平面是比较方便的一种方法。首次给出用平均应力σm及代表应变特征的角θ为纵横坐标的应力平面图和各区域之间边界线的方程,还给出了角θ与Lode系数μσ之间的关系,最后给出典型塑性成形工序在图3中的部位,由图3可以判断各方向尺寸变化趋向及各工序的塑性与抗力相对大小。

According to force balance and flow balance of material in the roll gap, the formulae for characteristic angle, forward flow-neutral angle and asynchronous region length of asynchronous rolling without tension have been derived as follows:By means of above formulae, some laws for asynchronous rolling process can be known. These laws agree with experimental results.

从变形区力平衡及秒流量相等条件出发,推导出了在无张力条件下异步轧制时的特征角关系式、中性角以及异步区长度公式:用上述公式分析异步轧制过程中运动学的一些规律和试验结果是一致的。

 
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