查询词典 symmetry

Based on geometry characteristic of the nozzle and the main factor in the procedure of the thermal analysis, the axial symmetry FEM model is established and the temperature distribution of the nozzle is evaluated.

考虑了喷管的几何特性和热分析过程中的主要因素，建立起轴对称的有限元计算模型，计算了喉衬组件与扩张段结构的瞬态温度场。

Porous media, as well as the axial symmetry plane seepage flow calculation.

详细说明：孔隙介质中的轴对称渗流以及平面渗流计算方法。

It is a axial symmetry problem with contact element.

采用上述方法模拟分析了现场静荷载试验桩。

Optimum design methods have been presented for axial symmetry rotation components on ANSYS.

对采用ANSYS软件对轴对称旋转构件优化设计中模型的建立、单元的选用、网格划分、约束条件及载荷的施加、目标函数的确定等问题进行了较详细地介绍。

Due to PMF's axial symmetry, the axial component part of stress can be omitted in the analysis process.

由于保偏光纤具有轴对称性，故可以在分析过程中略去应力的轴向分量。

Based on the model of round axial symmetry turbulent jet, three simplified categories of the mitral regurgitant jet were proposed.

通过Field II软件模拟了二尖瓣返流的各种情况，建立了相应的返流数学模型和返流评价标准。

The forms of elastomers of axial symmetry problem are generally divided into two kinds: cylinder or half space body.

轴对称问题的弹性体的形状一般为圆柱体或半空间体。

The effective strain and effective stress are introduced under the condition of axial symmetry.

进一步针对轴对称问题，引入等效应变和等效应力。

Based on the requirements, axial symmetry air-cored coil is selected as the generator of magnetic field.

本论文根据材料测试要求，选择轴对称空心线圈作为磁场线圈。

It is designed according to the features of human eyes grayscale variations, geometric structures and also the axial symmetry of two eyes.

实验结果表明，该方法对于双眼可见单人脸灰度图像能实现快速有效的矫正。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。