鲁智深倒拔垂杨柳，这个故事你听过吗？
Have you heard the story of Luzhishen pulling out a weeping willow from the ground?
轴类大锻件的锻造过程分为压方、拔长和倒棱滚圆三大步骤。
The whole forging process of long-axis heavy forging was divided into three steps, including squaring, stretching and chamfering-rounding.
本文在锻造新工艺理论与技术的指导下，应用三维弹塑性有限元研究了拔长和倒棱工序。
Guided by the new forging theories and technologies, 3d elastoplastic FEM is applied to research of stretching and chamfering.
扩底桩的上拔破坏模式随埋深增大由桩周土体倒圆锥台形破坏变为扩底圆周土体局部破坏。
The failure pattern of the soil around the pile changed from inverted truncated cone slip-surface to local failure around the enlarged base with the increase of embedment ratio.
扩底桩的上拔破坏模式随埋深增大由桩周土体倒圆锥台形破坏变为扩底圆周土体局部破坏。
The failure pattern of the soil around the pile changed from inverted truncated cone slip-surface to local failure around the enlarged base with the increase of embedment ratio.
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