研究了2连通无三角形图中长圈的存在性。
In this paper, the existence of large cycles in 2-connected triangle-free graphs is discussed.
本文首次提出电机饱和磁场的无内节点亚参三角形有限元计算问题，并给出了构造其形状函数的有效方法。
First the paper addresses the problem that subparametric triangular finite elements without inner points are used to calculate the saturated magnetic fields in electric machines.
推导出由特征多项式的系数表示的线图（无重边图）中圈的个数，双向结点对个数，单向结点对个数及简单图中有向三角形个数的计算公式，等等。
The formulae for the number of loops, edges, triangles, pairs of two-way nodes and pairs of one-way nodes are deduced by the coefficients of a characteristic polynomial, so on.
介绍了一种采用斜光学三角形测量结构和基于虚拟精密测量基准的太阳帆板平面度无接触测量系统及误差补偿方法。
A solar panel substrate planeness non contact system, which employ declinate optical triangulation method, and bases on virtual precise benchmark, is presented.
使用三角形截断，截断波数为10的五层全球谱模式研究地形对季节内振荡的影响。分析了有地形和无地形模式模拟的一年带通滤波资料。
Based on the triangle truncation at wavenumber 10, a study is made of the topographic influence on the intra—seasonal oscillation (ISO) in terms of a 5—level low—order global spectral model.
使用三角形截断，截断波数为10的五层全球谱模式研究地形对季节内振荡的影响。分析了有地形和无地形模式模拟的一年带通滤波资料。
Based on the triangle truncation at wavenumber 10, a study is made of the topographic influence on the intra—seasonal oscillation (ISO) in terms of a 5—level low—order global spectral model.
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