三角

Orientation field near baseline is parallel to baseline which is caused by baseline. Orientation field near core point is changeable which is influenced by core point. Then fingerprint orientation field outspreads.

基线区域和中心点区域的指纹方向场向外扩张，在三角点区域汇合，且三角点是最终的汇合点，这一模型能比较好地解释指纹中心点和三角点成对出现的原因。

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。

It is the best one of the surface morphology, and is commonly used to generate used to generate triangulated irregular network.

在所有可能的三角网中，Delaunay三角网在地形拟合方面表现最为出色，因此常常被用于不规则三角网的建模。

The triangulating algorithm for discrete surface is presented.

在空间离散点曲面的三角划分方面，提出了限定相邻三角片的法线夹角的空间离散点曲面三角网格划分方法。

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。

Painted mostly in black, use either brown-red; decoration in order to change patterns of plant leaf tissue the main triangle dots are curved, half-moon, geometric shape such as decoration, while the pattern is often curved triangular structure 22 opposite or contrary to , side-side, middle, or draw a straight line or without pattern, with a few arc composed of upper and lower triangular or half moon or the top of the left commensurate with quite a few patterns, followed by a small amount of a pattern of squares, bands and so on.

彩绘以黑色居多，兼用棕红色；纹饰以植物叶纹变体组织为主，有弧形三角圆点、半月形、几何形等纹饰，而图案的结构往往是弧形三角两两相向或相背，侧旁、中间或绘直线或无纹，以几个弧形三角或半月形组成的上下左右相称或对顶的纹样也不少，其次还有少量的方格纹、带纹等。

Tourism Industry becomes the deepest one of the joint developments in the integration processes of the Yangtze River Delta because of the strong connection characteristic.

面临旅游市场进一步开放带来的压力，在长三角打造区域无障碍旅游圈的发展目标体系下，如何更好地发展长三角区域旅游产业、更好地协调长三角区域旅游发展，这些问题成为当前许多学者、企业家等共同探索的焦点。

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。

This paper is on the basis of principle of trigonal height measurement of total station,combined working practice,and analyzed the influence to trigonal height measurement precision of total station by the law of error propagation,we concluded the factors influence the precison of trigonal height survey of total station,so as to call attention to us in our jobs.

根据全站仪三角高程测量原理，结合工作实践，通过误差传播定律对影响全站仪三角高程测量精度进行分析，找出影响全站仪三角高程测量精度的因素，以便在测量工作中能够提高测量精度。

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。