Consider the following mixed boundary value problem for the Helmholtz equationWhere k>0is wave,the constantσ＞0 is boundary impedance coefficient.
考虑以下混合边值问题:其中k＞0是波数,常数σ＞0是边界阻抗系数,υ是相应边界的外法向导数。
参考来源 - 环形区域上Helmholtz方程混合边值问题的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
提出了并联型混合动力汽车的混合度设计方法，重点讨论混合度设计的约束条件、边值条件及其计算方法。
Aiming at a parallel hybrid electric vehicle (HEV), a design method of degree of hybridization (DOH), mainly about the constraint, side value condition and compute method of DOH was introduced.
解决了初始和边值问题，包括位移的、曳力的和混合的边值条件。
Both initial and boundary-value problems, including displacement, traction and mixed boundary conditions are solved.
考虑一类半导体方程组的混合初边值问题。在边值函数非负的条件下。
In this paper, we consider the mixed boundary value problem for the semiconductor equations.
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