| 1. | The stress components form a symmetric array .
应力分量构成了一个对称的数组。 |
| 2. | A spherically symmetric structure of the earth has been assumed .
人们把地球的构造假设为球状对称。 |
| 3. | a real symmetric matrix a can be expressed as u.
一个实对称矩阵A能被表示为U。 |
| 4. | This matrix is symmetric and banded, the band being equal to four .
这个矩阵是对称的且是带状的，带宽等于四。 |
| 5. | Here he inaugurated the spectral theory of bilinear symmetric forms .
在这里他开创了双线性对称形式的光谱理论。 |
| 6. | After each reduction, the remaining equations remain symmetric and banded .
在每次约化后，余下的方程是保持对称和带状的。 |
| 7. | The rather messy expression in the brackets can be written in a symmetric form .
中括号中这个相当凌乱的表达式可以写成对称形式。 |
| 8. | The transforms of disks and rings and the like will obviously be circularly symmetric .
圆盘和圆环等的变换式显然将是圆形对称的。 |
| 9. | Particles, such as pi-mesons, requiring symmetric wave functions are called bosons .
要求对称波函数的粒子，如介子，叫做玻色子。 |
| 10. | A central force is one derived from a potential-energy function that is spherically symmetric .
中心力是由球对称的势能函数而来的力。 |
