variational approach造句
例句与造句
- according to the principle of the minimum potential energy, the deformation of single tension pile and pile groups was analyzed using a modified variational approach
根据最小势能原理，使用修正变分法来分析抗拔单桩和抗拔群桩的变形。 - based on the conventional variational approach, a simple approach was presented so that the deformation of tension pile groups could be solved by calculating a 2 2 array
在传统变分方法的基础上，本文将抗拔群桩的变形分析简化为计算一个22维矩阵，使得群桩变形分析时间大大缩短。 - in [ 4 ], weinstein skillfully got the best constant in gagliardo-niremberg inequality using the variational approach and therefore obtained the sufficient condition of the global existence of the solution in critical case p = 1 + 4 / n
[4]巧妙运用变分法获得gagliardo-nirenberg不等式的最佳常数从而给出了在p=1+4/n临界状态下解整体存在的充分条件。 - in the first part, following ref [ 27 ], the expression of the envelop function is obtained . then, considering the dismatch of effective mass between the well and the barrier, using the variational approach, we calculate the binding energy of hydrogenic impurity
在第一部分，我们按照文献[27]中的方法，得到了包络函数的表达式，并利用变分法计算了类氢杂质的束缚能，其中考虑了阱垒中电子有效质量的失配性。 - in this paper, based on the previous works, we study the quality of a hydrogenic impurity in gaas / gai-xalxas rectangular quantum wires in detail . using variational approach, we calculate the binding energy and the photoionization cross-section of the impurity in the system
本文在前人工作的基础上，详细研究了矩形截面gaasga_(1-x)al_xas(x=0.3)量子阱线中的类氢杂质体系的性质，采用变分技术计算了此体系的束缚能及其光致电离截面。 - It's difficult to find variational approach in a sentence. 用variational approach造句挺难的
- in this paper, based on the previous works, we studied the properties of a hydrogenic impurity in the gaas / ga1-xalxas rectangular single quantum wire in detail . using variational approach, the binding energy and the photoionization cross section of the impurity in the system are calculated
本文在前人工作的基础上，研究了方形截面gaas/ga_(1-x)al_xas量子线中类氢杂质体系的性质，采用变分技术计算了此体系的束缚能及其光致电离截面。 - the binding energies of excitons are calculated with the use of variational approach, we consider the mismatch of effective masses between the well and the barrier in the process of calculation, calculate and talk about the virial theorem values in square quantum-well wires in presence of a magnetic field
本文采用变分法，在外加磁场条件下分别计算了激子在无限深和有限深方形量子线中的基态束缚能。在计算的过程中进一步考虑了阱，垒中粒子有效质量不匹配的影响，最后我们计算并讨论了外加磁场情况下的维里定理。 - adaptive grid techniques through a variational approach are applied to two shock problems with exact solutions . more grid points are redistributed in the shock regions in response to numerical solution and thus the shock can be captured successfully . the results show the techniques have excellent qualities in improving accuracy of numerical solution and reducing cpu time
利用变分原理的自适应网格技术被应用到两个有解析解的激波问题上，它能根据问题的求解，在解的大梯度区自动加密网格，从而非常成功地算出了激波。通过分析发现自适应网格技术在提高精度减少运行时间方面显示了优良的性能。 - in 1990s, a calculation of the ground-state energy of an exciton confined in a cylindrical quantum wire in the presence of a uniform magnetic field is reported as a function of wire radius, using a variational approach by gang li, spiros v . branis and k . k . bajaj . a . balandin and s . bandyopadhya present variational calculations of the ground-state exciton binding energy and exciton radius in a quantum wire subjected to an external magnetic field . these studies have been primarily responsible for our current understanding of the nature of excitonic states in a quantum wire subjected to an external magnetic field
九十年代中期，人们就开始了关于在外加磁场时量子线中激子特性的研究，gangli,spirosv.branis和k.k.bajaj利用变分法，对于圆柱形的量子线中激子的基态束缚能进行了计算，发现对于一个给定的磁场值，激子的基态束缚能比不加磁场时变大。