查询词典 polygon

For this method, integeral was proceed by triangular Gaussian quadrature method in polygon domain, which can reduce computational time greatly. Neighbor nodes database was create which can reduce neighbor nodes searching time. Rock and soil cutting problem are two complicated problems, so a robust method is needed to treat essential boundary condition.

岩土掘削数值分析要求无网格法拥有高效而适应性强(来源：ABC论文f1网www.abclunwen.com)的本质边界条件处理方法，本文提出一种新的处理方法，该方法通过改变边界节点权函数使试函数通过边界节点，并采用对角元素改1法满足本质边界条件，该方法灵活性强，适用于各种岩土掘削问题。

Expansivity, contraction, rebirth and vanishment events for management of land use data. And it further designed an object-superposition data updating model based on the land use feature of point, line and polygon,which would take the advantage of the GIS overlay function to effectly implement of updating spatial and attribute data .

从面向对象的方法入手，定义了引起土地利用变化的扩展、收缩、新生与消亡四种地理事件，并分别按点状地物、线状地物和面状图斑的土地利用实体特征设计了对象叠加更新模型，从而能利用GIS强大的空间分析能力，来有效地实现空间数据和属性数据的一致性更新。

Find the number of sides of a regular polygon if an interior angle exceeds an exterior angle by 150°.

一正多边形的某内角较其外角大的 150°，求该正多边形边的目。

Example 1: the sum of the interior angles of a polygon is 3 times as large as the sum of exterior angle, how many sides does it have?

范例1：一个多边形的内角和等于它的外角和的3倍，它是几边形？

Changsha 410083, China）Abstract: Based on the stability analysis for slope with polygon elements, the equilibrium of elements was evaluated by adapting fictitious force acting at boundary of element to calculate factor of safety, the behavior of the fictitious force was studied while the factor of slope safety changes,the procedure was discussed to obtain the factor of slope safety in an iterative way if the adopt fictitious force was vanished finally.

摘 要：基于边坡稳定性分析的任意条分方法，在单元静力平衡分析中引进作用在边界上的虚拟平衡力，满足边坡安全系数求解过程中单元静力平衡的要求。

If the resultant force is zero, the force polygon draw with these forces is closed.

所以平面汇交力系平衡的必要与充分的几何条件是

Using computer aided geometrical drawing function,this method is introduced to draw force polygon conveniently and accurately under AutoCAD environment,which meets with the higher request in the engineering nowadays.

以手工作图为主的图解法是一种求解力系问题的常用方法，介绍此方法在Auto-CAD环境之下，借助其强大的几何设计绘图功能，方便、精确地做出力的多边形，从而更好地满足工程实际要求。

The operations and their corresponding tools have been developed to implement dual-feeding for rotary broaching, which minimizes the maximum cutting force to obtain exact polygon rotary broaching.

发展出操作法及对应的刀具及夹具，实现两次进刀的方法，以最小化最大的切削力，而达到确切的多边形拉孔。

The balancing condition of plane joint-force system is that force polygon must be closed.The graphic solution and AUTO CAD tool of computer can be applied to obtain two forces on a nodepoint fast and accurately,then internal force of truss can be obtained.

摘 要 一个平面汇交力系的平衡条件是其力多边形必须闭合，依其条件，利用图解法和计算机中的AUTO CAD绘图工具，迅速准确地求解一个结点上的两个未知力，并以其类推求解桁架各杆内力。

On the basis of vector shearing of four graphical primitives: line, polygon, surface and text, the author established a relatively perfect vector cut model for 3_D digi...

以线条、填充多边形、曲面和注释 4种图元的剪切为基础，建立了一个较为完善的盆地三维数字构造-地层体的矢量剪切模型，并且编制了相应的软件。

Putt your way through 36 fun-filled holes of minigolf on 3D designed courses with elevated greens, bunkers, bridges and water hazards, among other crazy obstacles.

您的推杆方式，通过36个有趣的填孔迷你的三维设计的课程，以提升绿党，掩体，桥梁和水的危害，除其他疯狂的障碍。

Some participles can be used either as attributes or as predicatives.

有些分词既可当定语用，也可当表语用。