Production technology of complicate al alloy investment casting with thin walled section has been discussed.
论述了复杂薄壁铝合金精铸件的生产技术。
The proposed method is applicable for the thin-walled member of any cross section with any boundary condition.
本方法适用于任意横截面形状和任意边界条件的薄壁杆件。
This paper examines the shearing flow of any thin-walled beam with open section and the calculation of the coordinates of bending center.
研究任意开口薄壁截面杆的剪力流和弯曲中心坐标的计算问题，利用合力矩定理导出计算公式，给出算例。
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