查询词典 triangular area

On the basis of above results, a new triangular silencing groove of port-plates has been put forward.

在上述研究的基础上，本文提出了双级三角阻尼槽这一新型的配流盘阻尼结构。

This method makes full use of the structural features of the reliable distribution network, optimizes the numbered branches, nodes and loads, uses directly branch impendance parameter to calculate, and doesn't need formming bus admittance matrix and converting triangular matrix. Simple dealing with algebra equations can calculate node voltage and power distribution, which makes the program more efficient and exact.

该方法充分利用辐射配电网络的结构特点，对分支、节点和支路编号进行优化，它直接采用支路阻抗参数进行计算，不需要形成节点导纳矩阵和进行三角矩阵变换，简单的处理代数方程就可以计算节点电压和功率分布，使得程序实现起来更加高效、准确。

To fulfill the need of the application of RP technique in medical domain, reverse CAD modeling from medical cross sections is systematically studied in this dissertation. Firstly, Some algorithms related to the research of this dissertation are studied. New algorithms for orientation and inclusion test for simple polygon, an error constrained automatic faring algorithm for B-spline curve and a theorem regarding the termination criterion for subdivision of triangular Bézier patch are proposed. Then based on similarity between contours of adjacent sections, a methodology for surface reconstruction from cross sections is presented. Finally, a virtual measuring method is proposed.

本文针对RP技术在医学领域应用的需要，系统研究了基于医学断层轮廓数据的反求CAD建模理论和方法：(1)在基础算法研究部分，提出了简单多边形方向及点在多边形内外判断的新方法、三角Bézier曲面片离散的误差控制定理和一种带误差约束的B样条曲线的自动光顺方法；(2)提出了一种基于相邻层轮廓相似性的医学断层轮廓数据曲面重构方法；(3)提出了一种称为"虚拟测量"的曲面模型处理方法。

It is our function generator in learning, scientific research and other aspects indispensable tool. Today we have to design a square wave, sine wave and triangular wave function for release.

因此函数发生器是我们在学习，科学研究等方面不可缺少的工具，今天我们要设计一种能产生方波、正弦波、三角波的函数放生器。

The other function is to wave, sine wave and triangular wave statistical analysis.

功能是对方波，正弦波和三角波进行统计分析。

Using linear elastic fracture mechanics and finite element method and window moving technique, a two-dimensional asphalt pavement crack propagation path simulator program has been developed with a combination of 8-node quadrilateral isoparametric element and 6-node triangular collapsed singular isoparametric element.

鉴于影响沥青路面早期裂缝的因素多而复杂，给出了影响沥青路面裂缝的因素及其相互作用关系图帮助识别裂纹形成机理。

Margin of leaf blade sinuate; petals ovate-lanceolate or triangular-lanceolate, apex acuminate.

叶片的边缘具深波状；披针形花瓣卵形披针形或三角形，先端渐尖。

VHDL using written natural sampling SPWM, there are sine table, you can enter through the external sinusoidal and triangular wave frequency.

详细说明： VHDL采用自然采样法写的SPWM，里面有正弦表，可以通过外接输入正弦波和三角波的频率。

A terrains sloe and direction may be computed relative to a plane though the elevation model points. Slope degrees and direction are useful in simulations of precipitation runoff and in defining drainage areas . The triangle terrain model, which comprises sloping triangular surface, is ideal for simulating terrain surface conditions .

坡面和坡面方向是可以藉由三角形的三个角的座标来计算出来，坡度通常是用度数或者百分比的关系来表达和水平之间的关系，坡度方向度数的表示几乎是从北边开始。

Two spall planes were observed in the soft recovered sample for the high stress triangular wave experiment.

在经过高应力三角形波实验的软回收样品上，发现了两个层裂面。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。