| 1. | And the net magnetic flux entering or leaving a closed surface s is zero 穿入和穿出一闭合曲面的净磁通为零。 |
| 2. | Boundary pre - adjustment method for finite - element mesh generation of closed surface 闭曲面有限元网格生成的边界预调整方法 |
| 3. | If you select two points on closed surface ( a cylinder for example ) , the result may be unstable 如果你选的两点在一个封闭的面上(例如圆柱) ,那结果是不稳定的。 |
| 4. | The computation of three dimensional volume is converted into that of integral of closed surface , which is based on the divergence theory 摘要利用散度定理将体积计算转化为闭曲面上的积分,对曲面进行三角形网格剖分。 |
| 5. | ( 3 ) computation method of geometric properties of closed surface applied to performance calculation of ship hull surface based on nurbs is presented ( 3 )建立了基于nurbs的船体在任意浮态下的三维几何特性计算新方法。 |
| 6. | The former method is parametric surface integral and the latter is to triangulate closed surface based on nurbs . ( 4 ) the key technique in probabilistic damaged stability calculation is discussed ( 4 )对概率破舱稳性计算中多舱组合破损时船体的浮态与稳性计算发生异常的原因进行了研究。 |
| 7. | Secondly , tree trunks sit on the soil , thus two mediums , air and the soil , surround them . and it ' s impossible to obtain a closed surface in the environment of uniform medium for the time - domain near - zone to far - zone transformation 由于第三步中近远场时域变换是在半封闭源面,而非通常的封闭源面上进行的,其可靠性在文中给予了验证。 |
| 8. | In this way , the surface integral expression of spatial triangle can be obtained with triangular mesh subdivision of the closed surface , constructing isoparametric transformation , building 1 - 1 corresponding relationship between spatial and standard triangle 构造等参变换,建立任一空间三角形与标准三角形的1 - 1对应关系,推导出空间三角形上的曲面积分表达式。 |
| 9. | The calculation result shows that the surface energies of the closest surfaces are the lowest and that the surface energies of the closest surfaces and the closer surfaces are the extremum of the surface energies function of orientation angle ( 3 )对gaas ( 114 )表面的计算表面表明:不论是a类或者是b类表面,理想情况下表面7条主要的表面态存在。理想截断的表面表现为金属特性。 |
| 10. | In the case of closed surface , we obtain the following result : theorem 3 . 1 let m be a closed surface with parallel mean curvature direction in r4 ( ) , which admitting an isometric deformation preserving mean curvature 在闭的情况下,我们得到如下结果:定理3 . 1设m是r4 (约中平均曲率方向平行、非脐的闭曲面.若m容有保持平均曲率方向平行、且保平均曲率的等距变形曲面应,则m有常平均曲率 |