本文在稳态模型和局域热力学平衡等假设下，推导了在纵向磁场下真空电弧压力的数学表达式。
This paper derives the mathematical express on of the pressure of vacuum arc subjected to an axial magnetic field under stationary model and the assumption of local thermodynamic equilibrium etc.
利用能量法分析了加肋平板的稳定问题，推导了纵向临界力的计算公式，并探讨加劲肋的合理布置。
The paper analyses the stability of rib slab on method of energy, the formula of longitudinal critical force is deduced, and rational arrangement of stiffening rib is discussed.
根据薄板假定，采用文克勒地基模型，本文推导了文克勒地基上无限大板的纵向振动微分方程。
In this paper, the longitudinal dynamic equation of plate on Winkler foundation is derived with thin plate assumption and Winkler foundation model.
应用推荐