岩质边坡的稳定性主要由其结构面控制，采用有限元强度折减法对岩质边坡破坏机制进行了数值模拟分析。
The stability of rock slope is mainly determined by its discontinuity and rock bridge. However, the failure mechanism of discontinuity and rock bridge has not been studied comprehensively.
将面团擀开成椭圆形，把两边折至中间，翻个面，擀成30厘米左右的长段，然后卷成圆筒状。
Roll each dough out as an oval shape. Gently turn both edges to the middle. Turn the dough upside down and roll out at about 30cm long.
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