彭罗斯认为，这些圆圈是将以前的宇宙窗，留下的碰撞在前面的宇宙黑洞的引力效应背后的球形涟漪。
Penrose believes these circles are windows into the previous universe, spherical ripples left behind by the gravitational effects of colliding black holes in the previous universe.
用有限单元法对萌山水库大坝进行渗流分析，并结合前面所确定的加固方法，计算防渗加固效应，同时提出施工质量控制标准。
Combine the finite element method, the seepage of MENGSHAN dam and its effect was analyzed, hi the same tune, the quality of construction was demand.
最后在前面实验研究的基础之上，建立单井模型研究应力敏感效应对开发动态的影响。
Finally in front of the experimental study, were based on single well model stress-sensitive effects on the development of dynamic effects.
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