定义了曲线三角形及曲线三角形的内径与外径,并给出了它的内径和外径公式。
This paper defines the curve triangle and its internal diameter and external diameter.
在三角形域上构造对边界曲线和跨界导数插值的三角曲面是计算机辅助几何设计和计算机图形学等领域中的基本问题。
Constructing triangle surface which interpolates the boundary curve and cross-boundary slopes on a triangle is the basic problem in computer aided geometric design, computer graphics and so on.
介绍了一种用三角形拟合的措施提取一维曲线的特征进行模式识别的新方法。
A method for extracting the characteristics of one dimensional curves by trigonometric fitting is now proposed.
本论文是在研究三角形的双曲线的理论。
The purpose of this thesis is to study the theory of hyperbolas of triangles.
提出了三角形油藏在不同边界条件下的试井理论模型,并用有限元方法对问题进行了求解,得到了不同情况下的试井理论曲线。
A new well test model for the triangular reservoir with different boundary conditions is developed in this paper. The typical curves for the new model are calculated by the FEM method.
冲为常数的曲线则画在三角形内部。
Curves of constant specific impulse are traced inside the triangle.
本文讨论的三角形内插线曲线光滑函数属于插值样条型的曲线光滑方法。
Smoothing curve method of plugging line inside triangle in the article is one of the plugging dots spline curve methods.
从载荷-COD曲线图中分析了无烟煤断裂时,载荷出现跳动的原因,根据载荷跳动情况可以确定三角形韧带开始起裂时间。
The reason for load jump when specimen is fractured has been analyzed on the basis of P-COD curves, and the time when the triangular ligament starts fracturing can be known according to load jump.
分析得到了粗糙度与耐磨性关系曲线,结果表明三角形晶粒以及适中的粗糙度能有效的提高薄膜耐磨性。
Grain shape and surface roughness are indicated to codetermine the abrasion resistance of the film. Further, the ar film with triangular grain and moderate roughness shows good abrasion resistance.
第5章主要介绍了展开实体创建模块,基于三角形等面积法将三角形网格结点映射到平面上,用样条曲线将周边结点连接起来,得到展开视图。
The mapping problem of triangular crunodes is resolved based on the same area in the Chapter 5. The developing view can be gained when the boundary crunodes are connected by the Spline.
SHELLCV程序包含三角形壳元和矩形壳元两种单元,可以模拟复杂形状三维薄壁构件的RTM制造工艺注模过程,得到任意时刻的树脂流动前峰曲线、压力场分布。
SHELLCV can simulate the process of mould-filling in RTM for the 3d complex shape thin parts and predict the resin flow front advancement and the distribution of pressure field at any instant in time.
SHELLCV程序包含三角形壳元和矩形壳元两种单元,可以模拟复杂形状三维薄壁构件的RTM制造工艺注模过程,得到任意时刻的树脂流动前峰曲线、压力场分布。
SHELLCV can simulate the process of mould-filling in RTM for the 3d complex shape thin parts and predict the resin flow front advancement and the distribution of pressure field at any instant in time.
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