从受拉杆变形浅析弹性力学中的最小势能原理
ON PRINCIPLE OF MINIMUM POTENTIAL ENERGY IN ELASTICITY FROM DEFORMATION OF BARS SUBJECTED TO TENSION
从受拉杆变形浅析弹性力学中的最小势能原理 |
| 吴枝根, 李孝宝, 孟增, 詹春晓 |
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ON PRINCIPLE OF MINIMUM POTENTIAL ENERGY IN ELASTICITY FROM DEFORMATION OF BARS SUBJECTED TO TENSION |
| WU Zhigen, LI Xiaobao, MENG Zeng, ZHAN Chunxiao |
| 图1 弹性杆及其受重物作用后的变形和虚位移 |
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