The derivation of the two-dimensional problem in this project can be extended to three-dimensional design problem, such as propeller designs.
本计画所推导以及应用的方法，将可以应用于三维设计问题，例如螺桨设计。
This paper presents an analytical method of two dimensional problem of beam on elastic foundation by trigonometric series.
本文提出了弹性地基梁平面问题的三角级数解法，建立了一般方程并导出了有关的计算公式。
This paper presents an analytical method of two dimensional problem of beam on elastic foundation by trigonometric series.
本文提出了弹性地基梁平面问题的三角级数解法，建立了一般方程并导出了有关的计算公式。
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