查询词典 triangle

Triangle with one obtuse angle is called obtuse angle triangle.

*有一个角是钝角的三角形叫做钝角三角形。

Results The lateral wall of CS consisted of two layers: outer layer was cerebral dura mater, and inner layer was lamellar sheath of the oculomotor nerve,trochlear nerve and trigeminal nerve. The stratum profundum of paries lateralis in CS was incomplete (62.5%), they were in the front of the Mullan triangle or in the back of Parkinson triangle.

结果 海绵窦外侧壁为两层结构，外层为硬脑膜，内层为动眼神经、滑车神经和三叉神经分支的神经鞘膜，外侧壁深层不完整者占62.5%，均在Mullan三角前部或Parksin三角后部。

The third chapter introduces the self-similar structure and the distribution of the Pascal triangle and Lucas triangle.

第三章介绍Pascal三角模p的的自相似性结构及各种分布问题，并考虑一般二元Lucas函数模p的类似结构和分布问题。

Have a lot of advantage , former predestined relationship of Huizhou City advantage , Huizhou City is located in peart triangle Northeast , adjacent HongKong , fields such as Shenzhen , Dongguan , geographic location are very advantageous;Secondly , Huizhou City is a minimal city of pearl triangle population density , both land resources and water resource enrich comparatively;Huizhou City already forms the body traffic network being composed of deepwater port , express highway , Beijing-Jiulong Raiway , airport etc.once again , at present , logistics advantage is very obvious;Now available Huizhou City electronic information estate , petroleum and chemical estate etc.develops vigorously finally , supporting advantage having already formed fairly good estate.

惠州有许多优势，先是地缘优势，惠州地处一反常态一角东北部，毗邻香港、深圳、东莞等地，地理位置十分优越；其次，惠州是珠三角人口密度最不的城市，土地资源和水资源都比较丰富；再次，目前惠州市已形成由深水港、高速公路、京九铁路、航空港等构成的立体交通网络，物流优势很明显；最后，惠州现有的电子信息产业、石化产业等蓬勃发展，已经形成了较好的产业配套优势。

Give a projecting plane,sign volume of pentahedron for each triangle in mesh,which is constructed by the triangle and it projection in projecting plane,is computed.Volume of the mesh is algebraic sum of all pentahedrons' signed volume.Triangles will be partition into several smaller triangles when necessary.

该方法通过指定投影平面，计算每个三角面片及其在投影平面上的投影所围成的凸五面体的带符号体积（必要时对三角面片进行细分），整个模型的体积为所有凸五面体带符号体积的代数和。

A plane to the triangle, triangle identified include this in two parallel axes of the smallest rectangle.

給一個平面上的三角形，找出包含此三角形且平行於兩軸的最小矩形。

The formula for area of ellipsoidal triangle on earth ellipsoid by means of geodesic coordinate is derived in this paper. It is showed that the primary term is identical with the formula for area of plane triangle by planimetric rectangular coordinate in three angular point, while the expression of remainder terms has also regularity of its form. The presented formula can be applicable also to convex polygon on earth ellipsoid.

本文推导出用三顶点的测地坐标计算地球椭球面上三角形面积的公式，公式表明，其主项的表示式与按平面坐标求面积的计算式完全一致，而附加项的表示式亦有规律可循，因此该公式的适用范围可由椭球面三角形推广至椭球面上任意凸多边形。

The definition of Halton points is introduced and the algorithm complexity is analyzed, then the sampling strategy of triangle plane is introduced, including geometry region partitioning, coordinate mapping between triangle plane and rectangle plane, and computing principle to the coordinates of sampling point. The experiment results compared with Jittered sampling and improved LHS sampling are given.

给出了Halton点的定义，分析了其算法复杂度，在此基础上给出了三角平面的采样策略，包括几何区域的划分、三角平面与矩形平面的坐标映射、采样点坐标计算原理；并将该方法与Jittered采样法、改进的LHS采样法进行了比较。

For a given ray and a complex scene including dense triangle meshes, this approach can cull most nonintersecting triangles by a simple rejection test that only involves triangle/plane intersection tests.

针对由稠密三角形网格组成的复杂场景，算法通过三角形和测试平面的相交判断剔除与投射光线不相交的绝大多数三角面片。

This paper adopts spatial parallelogram to estimate uncertainty of arbitrary points inside and outside the spatial triangle plane, The estimate formulae of uncertainty of spatial triangle plane and normal vector are deducted.

随着GIS在环境仿真、城市规划、气象学、自然灾害预测预报、地质采矿等领域的广泛应用，空间数据库日渐庞大，因此空间数据质量的好坏直接影响着GIS应用、分析、决策的正确性和可靠性

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。