The complex variable method analytic solution of stress is given for the plane elastic stress problem of surrounding rock of shallow circular tunnel under ground load.
采用复变函数解法,研究地面荷载作用下浅埋圆形隧道围岩的平面弹性应力问题。
An open curve formed by a plane that cuts the base of a right circular cone.
一个平面与正圆锥体的底部相交而形成的不闭合的曲线。
(geometry) a curve generated by the intersection of a plane and a circular cone.
(几何)一个平面和一个圆锥体相交而生成的曲线。
A closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it.
由完全相交的一个圆锥体和一个平面的交集所形成的闭合的平面曲线。
Plane grinding, the workpiece can be installed in a reciprocating linear motion of the rectangular workbench, also can be installed in a circular motion of the round table.
平面磨削时,工件可安装在作往复直线运动的矩形工作台上,也可安装在作圆周运动的圆形工作台上。
If the network time delay of networked control system satisfies these conditions, the poles of networked control system are in a circular area on the complex plane.
只要系统的网络延时满足这些条件,网络控制系统的极点便分布在复平面内的一个圆形区域内。
Furnace body using circular belt, orthogonal plane home, allowing the system to run a smooth and reliable.
加热炉体采用圆形皮带传动,正交面置,使系统运行平稳而可靠。
Product specification is a circular grinding mill, plane, grinding, drilling hole etc.
产品规格有外圆砂轮、平面磨、磨片、开孔钻头等。
In this paper, the problem of an infinite plane with a circular hole welded by a nearly circular plate with a crack of different material is considered.
本文讨论了在带圆孔的无限平面中焊接一个不同材料的带裂纹的近似圆板的问题。
If the section is a circular arc in the spatial slanting plane, the circular arc is the extremely reasonable bore hole path curve for slide drilling in minimum curvature method.
在此方法中,假设井段是空间斜平面上的圆弧,对于滑动钻进方式,圆弧是非常合理的井眼轨迹曲线。
A new moment method is presented to analyze sleeve monopole antennas at the center ofa circular ground plane.
研究了一种快速精确计算有限尺寸圆形导体地面上套筒单极子天线的新方法。
Based on the accurate expression of light intensity at transverse plane, the propagation characteristics of monochromatic planar wave diffracted by small circular aperture are analyzed in this paper.
采用横截面上光强的精确表述,分析了单色平面波微小圆孔衍射后,其衍射光束的传输特性。
A novel method is proposed for analyzing the sleeve monopole at the center of a circular ground plane.
提出了一种分析有限尺寸圆盘地面上套筒单极子天线的新方法。
The acoustic source of plane circular pistons with the radiating transient pulse wave finds wide application in the ultrasonic inspection and test.
幅射瞬态脉冲波的圆形活塞声源在超声检测中得到广泛应用。
The DGS is implemented by etching circular holes in the ground plane of the patch antenna.
通过在贴片天线地板上刻蚀圆孔实现DGS结构。
Based on strength reduction method, simplified the space problem as plane axisymmetric problem, the finite element method is used to evaluate the base stability of circular foundation pit.
基于强度折减法,将空间问题简化为平面轴对称问题,利用有限元方法对圆形基坑的稳定性问题进行了分析。
The general equation of heat transfer in the stationary state is solved for four special forms of bodies, namely, plane, circular cylinder, sphere, and prolate spheroid.
接着详细研究了在稳定的情形下普遍传热方程在四种特殊形状的物体中的解,这四种特殊形状是,平面、圆柱体、球体、和长椭球。
Based on the first-order shear deformation plate theory, axisymmetric governing buckling equations are derived for a functionally graded material circular plate subjected to in-plane pressure.
基于一阶剪切变形板理论,推导了功能梯度材料圆形板在边界面内均布压力作用下的轴对称屈曲方程。
A wind outlet is punched on the arch circular peripheral surface of the exhaust shelf. At least one cloth hanger is also provided on the surrounding plane of the connection board.
出风栅的拱圆型外周圆面上冲压有出风孔,连接板周边平面上还设有至少一个挂衣架件;
The second research of the thesis is to design a double-patterns four-arm plane spiral antenna with the background of wideband circular polarization plane antenna's technology.
论文的第二个研究工作是以超宽带圆极化平面天线为研究背景,设计了一个双模四臂平面螺旋天线。
In this paper a circular bird-nest-patterned grid structure consists of some identical plane trusses is first investigated in the aspects of form and load behavior.
本文研究了圆形平面的鸟巢形网架,分析了结构构形,它可由统一的一类平面桁架系组成。
The paper put forward principle and object of straight profile circular plane worm's optimization design.
根据提出的直廓环面蜗杆优化设计的原则和目标。
If the ratio of depth to diameter of pit is less than 10, the arching effect may be ignored and the circular foundation pit can be analyzed as plane slopes with the method of slices.
若基坑的深度与直径之比小于10,则可忽略“拱效应”,将其看成平面边坡,用条分法对其进行稳定性分析。
The in-plane free vibration frequencies and nonlinear internal resonance of circular arches were studied.
对圆弧拱面内自由振动的频率和非线性内共振现象进行了研究。
The effects of geometrical imperfections, unuhiform loads and support settlements on the in-plane buckling of circular arch are investigated.
研究了几何缺陷、荷载非均匀分布和支座沉陷对圆弧拱面内屈曲的影响。
The analytical method is used for the problem of scattering of plane SH-waves by multiple shallow circular-arc canyons.
本文采用解析法研究相邻多个线圆弧凹陷地形对平面SH波散射问题。
The hydrodynamic lubrication performance of rectangle, inclined plane, circular-arc, triangle, multi-arc and sine surface texture was researched with CFD method based on N-S equation.
采用基于N - S方程的CFD方法,研究矩形、斜面台阶形、圆弧形、三角形、多圆弧形以及正弦形织构表面的动压润滑性能。
Computing result indicates that quasi transverse circular arc gear is basically equal on strength distributing along tooth depth direction and it is superior to normal plane circular arc gear.
计算结果表明,准端面圆弧齿轮基本上是沿齿高方向等强度分布,优于法面圆弧齿轮。
In the fifth chapter, the plane elastic problem of circular-arc rigid line inclusions is considered, which is subjected to remote general loads and.
第五章研究了在集中力与无穷远均匀拉伸作用下含界面刚性线圆形夹杂平面弹性问题。
In the fifth chapter, the plane elastic problem of circular-arc rigid line inclusions is considered, which is subjected to remote general loads and.
第五章研究了在集中力与无穷远均匀拉伸作用下含界面刚性线圆形夹杂平面弹性问题。
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