| 1. | These formulas make the approximations for the derivatives at these points in a nonsymmetrical manner .
这些公式使得这些点子上的导数近似式是非对称形式。 |
| 2. | Here ' s an example of nonsymmetrical balance
这有一个非对称平衡的例子。 |
| 3. | Nonsymmetrical carburizing may also contribute to distortion
渗碳的不对称也可能导致变形。 |
| 4. | Matrix decomposition and equivalent transformation of nonsymmetrical optical systems
非对称光学系统的矩阵分解与等效变换 |
| 5. | At last we veneer these eigenvalues . the third part extends the algorithm to solve the eigenvalue problem of nonsymmetrical matrices
第三部分是把分而治之算法推广来计算非对称矩阵的特征值，考虑特征值问题ax = x其中a是n n非对称矩阵 |
| 6. | In order to enhance the precision and universality of the software , the author provided some improved way of calculation accordingly . the description of arithmetic in the nonsymmetrical valve train cam profile and polynomial dynamic cam profile was stressed
为使该软件具有更高的计算精度和更好的通用性，文章相应地提出了一些改进算法，重点对非对称式配气凸轮及多项动力凸轮的算法加以描述。 |
| 7. | It brought forward genetic algorithms with binary character string coding , genetic operation is the best optional optimization preserving strategy operation , multipoint crossover and nonsymmetrical mutation based on researching widely the genetic algorithms " characteristics of varied coding modes , selection modes , crossover modes and mutation modes in allusion to genetic algorithms is difficult of multi - parameter coding and genetic operation ' s realization for wave impedances inversion
针对遗传算法用于波阻抗反演涉及多参数编码、以及对应遗传操作不易实现的问题，在广泛研究了遗传算法的各种编码方式、及其对应的选择方式、交叉方式以及变异方式特点的基础上，提出了采用二进制字符串编码、遗传操作为最优保存策略选择、多点交叉和非均匀变异的遗传算法。 |
| 8. | This paper brought forward global optimized wave impedances mixed inversion based on genetic algorithms with binary character string coding , genetic operation is the best optional optimization preserving strategy operation , multipoint crossover and nonsymmetrical mutation based on researching widely the genetic algorithms ' characteristics of varied coding modes , selection modes , crossover modes and mutation modes in allusion to genetic algorithms is difficult of multi - parameter coding and genetic operation ' s realization for wave impedances inversion
摘要针对遗传算法用于波阻抗反演涉及多参数编码、以及对应遗传操作不易实现的问题，在广泛研究了遗传算法的各种编码方式、及其对应的选择方式、交叉方式以及变异方式特点的基础上，提出了采用二进制字符串编码、遗传操作为最优保存策略选择、多点交叉和非均匀变异的遗传算法，基于该算法形成了全局寻优的波阻抗混合反演方法。 |
| 9. | This paper analyzes the optical characteristics of fiber grating according to the theory of mode - coupling in nonsymmetrical optical wave - guide , which affords the gist for the testing of optical characteristics and tuning characteristics of fiber grating . moreover , we deduce the linear relationship between reflected wavelength shift of fiber grating and vertical displacement of cantilever beam which the fiber grating is sticked on
论文根据非均匀光波导中的模式耦合理论，分析讨论了光纤光栅的光学特征，为光纤光栅的光学特性和调谐特性的测试提供理论依据；并根据材料力学原理推导了光纤光栅波长漂移量与侧向位移的线性调谐关系。 |
