三分的

On the basis of energy and exergy analysis of gas fractionator, improvement directions were pointed out.

在对气体分馏装置进行能量及分析的基础上，指出了气体分馏装置的潜力和改进方向；运用三环节方法结合工艺操作分析，对能量综合优化进行定量的研究。

A parameterization design system of globoid indexing cam was also established by using modular design idea,object-oriented VC++ method,and technique of UG secondary development,so that the three-dimensional solid modeling of globoid indexing cam with the sense of reality was realized.

采用模块化设计思想，基于VC++面向对象的方法及UG二次开发技术，建立弧面分度凸轮参数化设计系统，实现具有真实感的弧面分度凸轮的三维实体造型。

Using the infinite product of unevenly distributed probability space with potential of 3, the concept of formula truth degree was introduced into the Gdel 3-valued propositional logic system. Moreover, it was proved that in the 3-value (1/4, 1/2, 1/4), measure the set of truth of degree of propositions was dense in [0, 1], and a general expression of truth degree was obtained, providing a basis for further developing approximate reasoning of 3-valued propositional logic system.

利用势为3的非均匀概率空间的无穷乘积，在Gdel三值命题逻辑系统中引入公式的真度概念，在三值逻辑(四分之一，二分之一，四分之一)测度下证明G3中全体公式的真度值之集在[0， 1]上是稠密的，并给出公式真度的表达通式，为进一步在三值命题逻辑系统中展开近似推理奠定基础。

Compared with previous references [68] and Chapter 3, the relationships between viscosity solutions and lower semicontinuous solutions to QVI are further discussed in this chapter.

而且在这一章中，比[68]和第三章更进一步地讨论了这类拟变分不等式的下半连续解与拟变分不等式的粘性解之间的关系。

In Chapter two, it is given of the three-dimensional boundary element and the boundary element space, Sobolev space for the contact boundary element problem with friction; it is proved of existence and uniqueness of the solution by variation inequality for the contact Boundary Element Method matrix equation under two kinds of condition that the contact zone is fixed and the contact zone is increasing along with the load; it is given of the expressionfor the error of the exact solution and the boundary element solution.

第2章，给出三维边界单元及边界元空间、有摩擦接触边界元问题的Sobolev空间，利用变分不等式证明了不变接触区和随载荷可变接触区两种情况下的接触边界元法矩阵方程解的存在唯一性，给出了准确解与边界元解的误差表达式，还证明了三维弹塑性摩擦接触问题凝缩矩阵解的存在唯一性，为三维弹塑性摩擦接触边界元法奠定数学基础。

As an example, the triangulation and Voronoi tessellation of formal and reverse fault zone in 3-dimensional geological structure are presented.

作为其应用实例，圆满解决了三维地质模型中的正、逆断层的三角剖分／Voronoi剖分，具有很大的应用价值。

Using the triangular prism element can finished the simulation of IP\'s parameters under the undulate topography.

使用三棱柱剖分单元对大地模型进行剖分，在给出地表节点上的高程值后，可实现起伏地形条件下的激电参数的正演模拟。

On the basis of summarizing current fractal dimension algorithms, the random midpoint replacement algorithm was employed to obtain interpolating point according to the fractal features of remote sensing image ,so the current widely used triangular prism method was improved.

在总结现有分形维数计算方法的基础上，根据遥感影像的分形特性，利用随机中点替代法获取插值点，从而对目前普遍使用的三棱柱面法进行了改进。

However,the fractal studies are directed at growth models basis on growth mechanism of plant and model of the form only consider of the appearance of plant,unlinked to Structural Mechanics of trees and conclude three-dimensional coordinates.

本项研究试图通过分形理论为研究树木的力学性质提供空间结构模型，因而分形研究的结果是要构建出有三维坐标的树木力学结构模型，为下一步进行力学性质分析打下基础。2。

In order to analyze vertical bearing behavior of large diameter belled pile in soft substratum, three-dimensional non-linear finite-difference numeric models are established with finite-difference program, calculated and measured results are contrasted, and it proves that the calculation models and the chosen parameters are rational.

为分析存在软弱下卧层的大直径扩底桩的竖向承载性状，本文利用有限差分程序建立三维非线性有限差分数值模型，将计算结果与实测数据进行对比，验证了计算模型与参数选取的合理性。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。