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.
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.
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