According to the twin shear stress theory, this paper improves on Duncan Model. 根據雙剪應力理論對鄧肯模型進(jìn)行了修正。
Within reasonable limits, the presence of the shearing stress has no effect on the value of the bending stress, and vice versa. 在適當的限度內，剪應力的存在并不影響彎曲應力之值，反之亦然。
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