如果一个平面图形沿着一条直线折叠后,直线两旁的部分能够互相重合,那么这个图形叫做轴对称图形(a figure has reflectional symmetry),这条直线叫做对称轴(axis of symmetry)。 注:斜放的图形只要能沿一条直线折叠,直线两侧的图形能够互相重合,就是轴对称图形。在轴对称图形中间画一条线,那条线叫对称轴。
表情识别中基于轴对称的人眼定位方法 关键词:人眼定位;轴对称;表情识别 [gap=1069]Key words:eyes location;axial symmetry;expressions recognition
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数学问题生活化,生活问题数学化 --《轴对称现象》教学案例--中国期刊网 关键词:轴对称;教材;学情;过程;访谈 [gap=4111]Key words: axisymmetric; materials; learner; process; interview
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轴对称流 [流] axisymmetric flow ; axially symmetric flow
轴对称的 [数] axisymmetric ; [数] axially symmetric
轴对称元 [力] axisymmetric element
轴对称问题 [数] axisymmetric problem ; axisymmetric processes
轴对称荷重 axisymmetrical loading ; axisymmetricing lodriving instructorng
轴对称单元 axisymmetric element
轴对称加载 Axisymmetric loading
轴对称性 axiality ; axial symmetry property
With the ordinary boundary conditions, the numerical solution was presented for the problem of axisymmetric buckling.
将问题简化到轴对称的情况。 得到形式上简化了的屈曲控制方程。
参考来源 - 圆柱壳的弹塑性稳定性分析The result above lays a good foundation for further quantitative measurement of the free surface velocity of axial symmetric structure under inward detonation.
上述工作为进一步开展内爆驱动轴对称结构运动的定量测量奠定了基础。
参考来源 - 内聚爆轰加载下金属圆管的自由面速度测量初探According to the results, during of the axisymmetry deformation, longitudinal anisotropy and transversal isotropy of polycrystal were obvious with the effective strain increasing.
结果表明,在轴对称变形过程中,随着等效应变的增加,多晶织构显现出明显的横观各向同性及纵向各向异性。
参考来源 - 金属多晶的各向异性及非均匀性力学行为Shrapnel is made of many materials and its structure seems to be axial symmetry.
子母弹是由多种材料组成,结构近似为轴对称形式。
参考来源 - 子母弹爆轰开仓的应力波研究Considering axisymmetric motion in the pile, the frequency equation for longitudinal modes is derived herein.
针对轴对称情况,推导了纵向模态的频率方程。
参考来源 - 桩波动性状若干问题的研究The axial symmetry container is usually applied in the engineering design.
在工程设计中,我们经常采用轴对称容器。
参考来源 - 有加速度时轴对称贮箱内液体晃动的数值模拟Lastly, using commercial program, FLUENT, to compute three dimentions non-axis-symmetry plug's dissipation.
最后,对三维非轴对称布置的洞塞消能进行了模拟计算。
参考来源 - 洞塞消能的数值模拟·2,447,543篇论文数据,部分数据来源于NoteExpress
这是个抛物线,因此关于P点轴对称。
This is a parabola, so it's completely symmetric about the vertical, about p.
在工程设计中,我们经常采用轴对称容器。
The axial symmetry container is usually applied in the engineering design.
接下来讨论了相对论平均场理论分别对球形核和轴对称形变核的描述和应用。
Next we discuss the application of the RMF theory for the spherical and the axially symmetric deformed nuclei.
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