定义 中文名称:矢环 英文名称:sagittal ring 定义:在罩笼虫顶室的纵切面中部,由壳底中桁,顶刺,腹刺以及一个连接穹隆组成的环状结构。它可以与骨骼网格分离也可以包埋其中。 应用学科: 古生物学(一级学科)
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此外,对不同边界条件,矢跨比以及不同截面的铺钢板肋环型网壳进行稳定分析,发现许多有规律的现象。
In addition, many laws have been discovered after the analysis of different boundary conditions, height-span radios and sections of the Latticed Dome with Steel Plates.
通过计算环的最大坐标值点处相邻两条边的切矢的叉积来判断环的方向。
The loop direction is judged through the vector product of the adjacent two edges on the vertex with maximum coordinate value.
提出一种求解各向异性磁介质中电流磁场的新方法,通过求解各向异性磁介质中圆电流环的磁矢势A分布,求出其磁感应强度B分布。
The magnetic induction intensity distribution B is obtained by solving its magnetic vector potential A distribution of current-carrying circular circuit in anisotropic medium.
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