三角的

Triangulation over a convex 2-D domain is implemented by advancing front technique and circumcircle optimizing method, while the triangulation over an arbitrary 2-D domain needs more restriction of the visibility between points.

对于边界已知的平面区域的三角剖分，按照网格前沿方法和外接圆优化准则实现凸边界的平面区域Delaunay剖分，而对于凹边界区域的三角剖分，需增加可见性判断准则，实现对其的三角剖分。

To solve the accuracy and the recognizing effect problems for fingerprint matching in the progress of fingerprint recognition, and considering the triangulation of cupidity algorithm in computational geometry and leading it into the fingerprint matching, a method for fingerprint matching which based on trigonometric grid is proposed.

针对指纹识别过程中的指纹匹配算法的准确性以及识别效果等问题，结合计算几何中平面点集的三角剖分方法－贪心算法的特点，将其引入指纹匹配处理，提出了一种基于三角网格（用贪心算法进行平面点集的三角剖分）的指纹匹配方法。

This is the so-called Duerlite algorithms: from the bottom row of the matrix A do elementary transformation, the diagonal elements into the bottom left of zero, and then show the effect of these lines is equivalent to transform the left by a unit lower triangular matrix, this series of unit lower triangular matrix inverse is the product of L matrices, it is also a unit lower triangular matrix.

这正是所谓的杜尔里特算法：从下至上地对矩阵A做初等行变换，将对角线左下方的元素变成零，然后再证明这些行变换的效果等同于左乘一系列单位下三角矩阵，这一系列单位下三角矩阵的乘积的逆就是L矩阵，它也是一个单位下三角矩阵。

In statistical analysis of paired comparison data in sound quality evaluations, the commonly adopted Kendall＇s coefficient of consistency criteria is not sufficient for assessment of judging errors. Based on the analysis of misjudging rates in the same-sound-event-comparison, the different-replay-order-comparison and the circular triads, an accurate calculation model for circular triads is proposed.

针对声品质主观评价成对比较法试验结果统计分析中，采用Kendall一致性系数进行数据有效性判断的不足，从检验成对比较试验数据中存在的相同声事件、不同回放次序以及三角循环等三种误判出发，分析了评价试验的三角循环误判的发生情况，提出了三角循环误判次数的准确计算方法。

It is introduced that with two total station instrument s after transforming to set up the station arbitrarily,the deduction for formula and the calculation for error are made to evaluate the differences in elevation with the subtending measurement of trigonometric leveling.

介绍了用两台改造后的全站仪任意置站的方法进行三角高程对向测量求取高差的公式推导和误差计算，论述了用三角高程测量代替二、三等水准测量的可行方法，测量时不必量取仪器高、目标高，减少了三角高程的误差来源，加快了施测速度。

It is introduced that with two total station instruments after transforming to set up the station arbitrarily,the deduction for formula and the calculation for error are made to evaluate the differences in elevation with the subtending measurement of trigonometric leveling .

介绍了用两台改造后的全站仪任意置站的方法进行三角高程对向测量求取高差的公式推导和误差计算，论述了用三角高程测量代替二、三等水准测量的可行方法，测量时不必量取仪器高、目标高，减少了三角高程的误差来源，加快了施测速度。

Taking fully consideration of three technology items of triangulating a surface—computational speed, quality and quantity of generated triangles, the algorithm possesses both the advantage of generating a small number of triangles of adaptive approach, and the high speed of computation of nonadaptive approach.

该方法能兼顾曲面三角化的三个技术指标一处理速度、产生的三角片的质量与数量，既有自适应方法那种只产生少量三角片的优点，又能保持非自适应方法的很快的计算速度。

To improve the efficiency of Oxalis triangularis purpurea breeding, this study is done by leaf explant. 0.5 mg/L 6-BA and 0.5 mg/L NAA are added to the culture based on the last study. KT and 2,4-D concentrations impact on Oxalis triangularis purpurea regeneration system by "one-step method" are further studied.

为提高三角紫叶酢浆草的育苗效率，以三角紫叶酢浆草叶片为材料，在现有研究的基础上，采用固定配比的6-BA(0.5mg/L)和NAA(0.5mg/L)，研究了KT、2，4-D对&一步法&诱导三角紫叶酢浆草再生体系的影响。

Kuehl's triangle Star-Identification, some improvement had made. With a certain angular and distance tolerance, the separation angle of the observed stars and that of the catalog stars are matched, then, the star triangles are composed in real time. According to the rules of vector rotation, the inconsistent rotation star triangles are removed. After that, put the star triangles with public vertex into star polygon.

Kuehl的三角形星图识别的基础上进行了改进，即在一定角距容差和星对容差范围内和整个导航星角距表进行角距匹配，实时组成星三角，根据矢量法则剔除旋转方向不一致的星三角，把拥有公共顶点的星三角组合成星多边形。

In the second part, we give the relationships between some inequalities of trigonometric martingales with values in Banach space and TP uniform convexity of the space. So we characterize the TP q-uniformly convex of the Banach space by inequalities of trigonometric martingales with values in Banach space.

第二部分研究了取值于Banach空间的一类特殊而义具体的鞅-—三角鞅，三角鞅不等式与该空间的q一致TP凸性的关系，从而用三角鞅不等式刻划了空间的q一致TP可凸性。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。