[請問] Mohr's failure criterion

作者: imjj012 (阿里山冰茶)   2016-05-21 23:04:22
http://i.imgur.com/NvaAbUm.jpg
請問一下有人知道這個圖是哪裡來的嗎?
ult是ultimate
c:compressive
t:tentile
破壞圓變成principal stress座標系

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