| 1. | Existence of solution to a class of nonlinear cantilever beam equations
一类非线性悬臂梁方程解的存在性 |
| 2. | An existence theorem of solution to a nonlinear cantilever beam equation
非线性悬臂梁方程解的一个存在定理 |
| 3. | Global solutions to elastic beam equations under nonlinear boundary conditions
非线性边界条件下粘弹性梁方程的整体解 |
| 4. | An existence theorem of twin positive solutions to a nonlinear elastic beam equation
非线性弹性梁方程的一个孪生正解的存在定理 |
| 5. | The existence and uniqueness of weak solution for a sort of nonlinear elastic beam equation
一类非线性弹性梁方程弱解存在的唯一性 |
| 6. | This article investigates the properties of solutions of the wave equations of kirchhoff type with nonlinear which arises from small amplitude vibrations of an elastic string and the properties of solutions of the beam equations
本文讨论来自研究一根具有弹性的皮筋的小振幅振动的一类kirchhoff型方程的整体解和一类梁的横振动方程的整体解的性质。 |
| 7. | It built ultrasonic sound beam equation based on each construction parameter of tube - tube joints . the equation can orient the defect in the welding seam of complex tube - tube joints . through computer aid calculation , the location can be confirmed rapidly
以管-管节点的各结构参数为基础,建立了超声声束方程,通过该方程可以确定复杂的管-管节点焊缝中缺陷的方位,通过计算机辅助计算,可以快速确定焊缝内部缺陷位置。 |
