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- Fractal geometry method is a new method of image compression coding. 分形几何方法是一种新的图像压缩编码方法。
- Calculation formula doe s not dispose approximately,is a exact explain of geometry method. 在保持精确几何关系的条件下,简化了几何造斜率的计算方法,所有计算公式都未做近似处理,是几何法的精确解。
- The MIFA,as a fractal geometry method,is used to study the Silurian reservoir of Tazhong area in this paper. MIFA法就是一种定量的分形几何学方法。本文应用MIFA法对塔里木盆地塔中地区志留系储层孔隙结构进行了研究。
- The morphologic characteristics of tidal flat and ti da l creek system in the Huanghe River Delta was studied by fractal geometry method. 利用分形分维方法对黄河三角洲潮滩和潮沟的地貌特征进行了定量研究。
- The plate multipass rolling process with plane pattern control was analyzed with updated geometry method on the platform software LS-DYNA. 采用显式动力学弹塑性有限元方法和几何模型更新技术,对中厚板轧制过程中平面形状控制道次进行了模拟。
- The morphologic characteristics of tidal flat and ti da l creek system in the Huanghe River Delta was studied by fractal geometry method . 利用分形分维方法对黄河三角洲潮滩和潮沟的地貌特征进行了定量研究。
- In this paper, the plan analytic geometry method is demonstrated to design the four-dar mechanism. The linkage is synthesized with plan motion theorem while three positions of connecting bar and two positions of revolutional center are specified. 本文介绍在四杆机构中;当已知连杆的三个位置以及两铰链中心时;可根据连杆平面运动的原理;用平面解析几何的理论来设计四杆机构.
- By means of mathematic analysis method, the design calculation problem of bellow expansion joint in two dimensions and three - dimensions pipe system were solved. American Expansion Joint Manufactory Association EJMA adopted the plane geometry method. 该文采用数学解析的方法,解决两维和三维管系中波纹管膨胀节的设计计算问题,美国膨胀节制造商协会标准(EJMA)采用的是平面几何法。
- Yet the full nonline problem is difficult to solve by use of traditional Euclidean geometry method, even the numerical solution cannot be got, so it puzzled researcher nearly half century. 然而这些沉积生成的枝晶,其形貌上呈现出的极不规则、极其复杂的几何特征,这一非线性的生长问题用传统的欧氏几何来处理是十分困难的,甚至于无法获得数值解,所以在近半个世纪以来一直困扰着科学工作者。
- In this paper,the analytical solutions for an elastic rectangular thin plate with opposite boundary completely clamped support and others free were derived by a Symplectic geometry method. 利用辛几何的方法推导出了两对边固支另两对边自由支承条件情况下,弹性矩形薄板问题的理论解。
- In this paper, the analytical solutions for an elastic rectangular thin plate with opposite boundary completely clamped support and others free were derived by a Symplectic geometry method. 摘要利用辛几何的方法推导出了两对边固支另两对边自由支承条件情况下,弹性矩形薄板问题的理论解。
- The random fracture network is generated by using Monte Carlo method, and unsaturated hydraulic parameter is build by fractal geometry method for different hydraulic aperture fracture. 摘要使用蒙特卡洛方法建立了随机裂隙网络,并使用分形几何方法建立了不同水力隙宽裂隙的非饱和水力参数。
- In this paper, the curvilinear equations of pin gear tooth outline are deduced by the differential geometry method, and the software for the dynamic design of pin gear transmission is designed. 摘要文章采用微分几何的方法建立了销齿轮齿形的曲线方程,设计了销齿轮传动的动态设计软件。
- The analytical solutions for an elastic rectangular thin plate with two adjacent boundaries clamped-supported and the others simplified-supported are derived by a symplectic geometry method. 利用辛几何的方法推导出了两邻边固支另两邻边简支弹性矩形薄板问题的理论解。
- It is emphasized on that geometry method on determining nature and displacement of fault plays an important rule in geoexploration and layout of mining engineering in the Dongping gold mine. 论述了利用单纯几何关系确定断层性质及位移量(两盘标志层或矿层相对位置)的方法,对矿山探矿与采矿工程的布置有重要的现实意义。
- An analysis of special features about long span arch bridge construction is given at first, and then, error cumulating formula is deduced based on geometry method for such arch rib. 摘要分析了大跨径拱桥空间钢箱拱肋的施工特点。
- In this paper,the curvilinear equations of pin gear tooth outline are deduced by the differential geometry method,and the software for the dynamic design of pin gear transmission is designed. 文章采用微分几何的方法建立了销齿轮齿形的曲线方程,设计了销齿轮传动的动态设计软件。
- The method seems good but it needs to be tried out. 这个方法似乎不错,但需要试验一下。
- I feel that geometry is a difficult subject. 我认为几何是一门难学的课程。
- The students are learning solid geometry. 这些学生正在学习立体几何学。