研究中心对称平面三连杆的运动。
他的方案是一个对称平面，两个结构隔着一个露天广场互为镜像。
His scheme became a symmetrical plan, two structures mirroring each other separated by an open plaza.
具有公共对称平面的二次曲面的交线在该平面上的投影为二次曲线。
It is known that the projection of the intersection of quadrics with common plane of symmetry on this plane is a curve of second order.
薄板(10)在内表面(12)有一个树脂体和一个凹槽(13)，位于对称平面内。
The lamellae (10) have a resin body and a recess (13) in the inner surface (12), in the plane of symmetry.
当被测要素为轴线、中心线或对称平面时，指引线的箭头和基准符号应与该要素的尺寸线对齐。
If the element being tested with tolerance requirements is an axis, centre line or symmetrical plane, the arrow and datum symbol should be aligned to the dimension line of that element.
反射对称就是一种镜子效映，一个物体在平面内反射后得到另一个自已。
It is the "mirror" effect, or when one object is reflected across a plane to create another instance of itself.
单螺杆压缩机由一个圆柱螺杆和两个对称布置的平面星轮组成啮合副，装在机壳内。
Single screw compressor cylinder by a screw and two symmetrical layout of the plane composed of stars round of meshing pair, installed in the chassis.
旋转对称的平面设计使得每个公寓拥有自己的私人户外区域，最少面对两个方向的景观。
The rotationally symmetric arrangement allows each apartment to have its own private outdoor area with a view of minimum of two directions.
在平面生长的细胞代谢、基因表达以及生长模式是不对称的。
Researchers are aware that cells on flat surfaces hae skewed metabolisms, gene expression and growing patterns.
如果分模面不能在单一平面，利用设计的对称性来减小侧向推力不失为一种好方法。
If the parting line cannot be on a single plane, then it is good practice to use symmetry of the design to minimize the side thrust forces.
上述结果表明，颞平面的左右不对称在颞平面出现时就存在，而且随着胚胎发育而变化。
The above results show that the asymmetry of the left and right planum temporale is present since the planum temporale appears, and changes as the fetus develops.
几何形平面可以是规则对称的，也可以是不对称散乱的。
Geometric plane can rules is symmetrical, can also be asymmetric scattered.
分析了平面应变压缩过程中金属的非对称流动方式的进展以及产生原因。
The development and reason of asymmetric flow pattern during plane strain compression was analyzed.
六瓦轮胎成型鼓是由两个对称的八杆导向机构组成的复杂平面连杆机构。
The six tile's tire building drums is a complicated planar linkage mechanism, which is assembled by two symmetric eight-link guiding mechanisms.
平面图是非常简单和对称的，它可以很容易转化，以满足各种正式或非正式场合的要求。
The floor plan is very simple and symmetrical and it can be easily transformed to meet various format requirements being either formal or casual.
本文研究平面强爆震波对静止的零攻角二维对称薄翼的绕射问题，并求得解析解。
An analytical solution is obtained for the diffraction of strong detonation waves by a stationary two-dimensional thin airfoil.
一个软光学声子模来源于在铌-氧平面内的三重简并对称弯曲振动。
A condensed soft optical phonon mode originates from the triply degenerate symmetric in-plane O-Nb-O bending.
系统地研究了来自于射影几何中平面曲线运动的1 + 1维非线性方程的对称代数。
The symmetry algebras of 1 + 1 dimensional nonlinear evolution equation arising from the motion of plane curve in affine geometry are systematically studied.
根据两幅图像中的平面约束，证明了图像对的基础矩阵和同形矩阵的乘积具有反对称的性质。
According to the planar constraints, we proved that the product of the fundamental matrix and the homography matrix of an image pair is an antisymmetric matrix.
本文借助于在棱镜后面所观察到的在缝平面上的缝光源之二虚像，并通过把它们调至对缝严格对称，迅速达到系统的共轴要求。
Aided by the two virtual images of the seam light source on the seam plane observed at the back of the prism, it can reach the systematic coaxis by regulating them to symmetrize the seam.
对于方位角方法，反应平面方位角的离散使方位角分布最大非对称性的计算值比真值下降了约30%。
The maximum azimuthal anisotropy inferred from the azimuthal distribution method is decreased by about 30% because of dispersion of the azimuthal Angle of the reaction plane.
办公楼共有4层，平面呈非对称分布且设有中庭。
The office building has 4 levels and an asymmetrical floor plan with a central atrium.
非稳定过程在开右半平面的零极点关于虚轴的对称值称为该零极点的镜像映射。
The symmetric values about the imaginary axis of zero-poles which the unstable process lies in the open and closed right-half plane are defined as their mirror-injection.
推导了当考虑热效应时十次对称二维准晶体平面应变问题的通解表示。
The general solution for plane strain problems in decagonal quasicrystals accounting for thermal effect is derived.
通过三幢平面布置基本对称的多层建筑结构地震实测结果，分析偶然扭转的影响。
Accidental torsion influences on building structures are analyzed resorting to the recorded motions of three multi-storey buildings with nominally symmetrical plan during earthquake.
研究了十二次对称二维准晶的平面弹性问题。
The paper considers the plane elastic problems of dodecagonal system in two dimensional quasicrystals.
本文主要研究了对称三层平面光波导中光的传播问题。
In this paper, we mainly deal with the wave propagation in the symmetric three layers slab optical waveguide.
对称三层非线性平面光波导的数值计算实例与有限元法的结果完全一致。
Numerical results for symmetric structure are in good agreement with that obtained by the finite element method.
根据电磁阀的结构特点，将磁芯和磁轭分别按平行平面场和轴对称场近似处理。
According to structure features, parallel plane field and axisymmetrical field were used in approximate calculations of core and yoke of the valve respectively.
一些有与众不同的、对称的平面布局，而另一些则通过阴影和光线让人产生眼球运动。
Some have very formal and symmetrical layouts while others generate great eye movement around the page through shadow and light.
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