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geometric solid
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  几何体
     The article defines the Fuzzy valued function and its integral on a plane or a metrizable geometric solid in space, gives out the definitions of the curvilinear and surface integral on the interval valued function and hence investigates their properties and computational methodology.
     本文定义了 Fuzzy值函数及其在平面或空间可度量几何体上的积分 ,从而给出了Fuzzy值函数的曲线积分和曲面积分 ,讨论了它们的性质和计算方法。
短句来源
     And the revoluting variable vector, the equivalent revoluting fixed-length vector are defind, with which the geometric solid may be described.
     定义回转可变向量和等效回转定长向量,以及它们对几何体的描述。
短句来源
     In this paper, the integral of interval value function and Fuzzy value function on metrizable geometric solid of plane or space are defined, and the definitions of curvilinear imtegral and surface integral on interval value function and Fuzzy value function as well as. Their properties and method of computation are given.
     定义了区间值函数与Fuzzy值函数在平面或空间的可度量的几何体上的积分,从而给出了区间值函数与Fuzzy值函数的曲线积分和曲面积分,讨论了它们的性质和计算方法.
短句来源
     In order to solve the problem with the growth orientation and track of asymmetrical I-crack near the surface of finite geometric solid,and to remedy the defect of engineering fracture mechanics by which the relative problem is studied,this paper takes the object of a cantilever beam where a asymmetrical lengthwise crack is the end,and the stress field near the crack tip and the probable growth track of the crack have been analysed when transverse loads are acted on both sides of the crack.
     为了解决有限几何体表面附近I型非对称裂纹的扩展方向与扩展轨迹问题,以弥补工程断裂力学理论在有关问题研究中的不足,以端部开有一不对称纵向裂缝的悬臂梁为研究对象,分析了悬臂梁端部的裂缝两侧受到横向荷载作用下,裂缝端部附近的应力场特征以及裂缝可能的扩展轨迹.
短句来源
     The growth mechanism and the track of asymmetrical I-crack near the surface of finite geometric solid in plane condition are analysed by combining material mechanics and fracture mechanics.
     通过材料力学与线弹性断裂力学理论的结合,解析了平面条件下,有限几何体表面附近I型非对称裂纹的扩展机理及弧形扩展轨迹.
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  “geometric solid”译为未确定词的双语例句
     To simulate plain weave fabric brilliantly,yarn model of zigzag ellipse cross section of different size was adopted,geometric solid structure of plain weave fabric was established by B spline curve style technology and Peirce woven fabric model.
     为了逼真模拟平纹织物,采用变化尺寸大小的锯齿形椭圆截面的纱线模型,结合B样条曲面造型技术,利用Pe irce机织物模型构造平纹织物的几何立体结构。
短句来源
     Designing the View of Plane Geometric Solid by Changing the Position of Face
     用改变表面位置的方法设计平面立体的视图
短句来源
     Feature information model of investment casting mould to inner and outer rings in closed blisk is presented. It saves both the design data and geometric solid information of the mould.
     ● 建立了闭式叶盘类零件内外环精铸模具的特征信息模型,该模型将叶盘类零件内外环精铸模具的设计信息和几何信息有机的结合在一起,它保存了闭式叶盘类零件精铸模具设计数据和几何实体的信息。
短句来源
     The Geometric Solid Modeling of the Complex Casting and The Technology of the Grid Generation
     复杂铸件的实体造型及网格自动剖分技术
短句来源
     While geometric solid models are built, a fast constructive operation algorithm is presented when the constructive primitives are at special position.
     在多面体几何造型过程中,当拼合的体素位置处于特定情况下时,本文给出一种快速拼合运算方法──放并、放差拼合运算和阵列放并、放差拼合运算。
短句来源
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  相似匹配句对
     GEOMETRIC CONSTRAINTS IN SOLID MODELING
     实体造型中的几何约束
短句来源
     Parameterized Solid Modelling and Geometric Constraints
     参数化实体造型及几何约束问题
短句来源
     Geometric Prints
     几何印花极简制造
短句来源
     and geometric invariability.
     并且具有和Bézier曲线类似的性质。
短句来源
     Solid Lasers
     固体激光器
短句来源
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  geometric solid
The parametric models then must be joined together as one geometric solid model in order to obtain a surface mesh.
      
In this paper we present a new approach to the design of a geometric solid database system.
      
In order that geometric solid modeling functions sufficiently in the CAE environment, an EDBMS (Engineering Database Management System) supporting solid modeling is highly desirable.
      
Geometric solid modeling plays one of the most important roles in CAE (Computer Aided Engineering) activities.
      
Work on standards for geometric/solid modeling has been under way for several decades.
      
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Based on the rcvoluting matrix around coordinate axes, the matrix formulation coresponding to the revoluting transformation tensor due to the revolution of vector is studied in this paper. And the revoluting variable vector, the equivalent revoluting fixed-length vector are defind, with which the geometric solid may be described. Taking the intersections of both curved surface bodies and that of curved surface body with a plane as examples, the formulation of space vector equation, including the revoluting...

Based on the rcvoluting matrix around coordinate axes, the matrix formulation coresponding to the revoluting transformation tensor due to the revolution of vector is studied in this paper. And the revoluting variable vector, the equivalent revoluting fixed-length vector are defind, with which the geometric solid may be described. Taking the intersections of both curved surface bodies and that of curved surface body with a plane as examples, the formulation of space vector equation, including the revoluting transformation vector, the method used to determine the equivalent revoluting fixed-length vector, the solution of equation and intersection points are demonstrated.

本文从绕坐标轴的回转矩阵出发,推导了向量回转时回转变换张量所对应的矩阵式;定义回转可变向量和等效回转定长向量,以及它们对几何体的描述。在此基础上,本文着重以曲面体与曲面体相交和曲面体与平面相交为例,说明如何建立含有回转变换张量的空间向量方程、求解等效回转定长向量的方法、方程及相贯点的解法。

In this paper,state-of-the-art aboutthe mechanical product model is discussed.Three models represented by computer,i,e.,the geometric (solid) model,the feature model and the productmodel suitable for the environment of intelligent manufacturing,are compared and reviewed,meanwhile,several tenets on which our product modelling system is based are given.

讨论了产品模型及其研究状况,比较及评述了计算机对产品表达的几种主要模型:几何模型、特征模型和适应于智能制造环境的产品模型,并给出了在开发产品建模系统方面的几个原则。

While geometric solid models are built, a fast constructive operation algorithm is presented when the constructive primitives are at special position. The algorithm simplifies boolean union and subtract operation and gives an array operation. Thus the efficiency of constructive operation is increased.

在多面体几何造型过程中,当拼合的体素位置处于特定情况下时,本文给出一种快速拼合运算方法──放并、放差拼合运算和阵列放并、放差拼合运算。给出了并、交、差和放并、放差运算的定义,并介绍了实现放并、放差拼合运算和阵列放并、放差拼合运算的算法流程。

 
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