The slot elements are set up to simulate slot between lining and rock mass and the 3 D elastoplastic FEM is adopted with multi stage load and changible stiffness iteration.
在压力隧洞充水运行时，对衬砌与围岩之间的接缝采用接缝空腔单元模拟。
In the prevention techniques of fracture shaft lining in the Yellow and Huai River areas, the channeling of circular relieving slot is one of the key techniques.
在黄淮地区破裂井壁治理技术中，开切环形卸压槽是最关键的技术之一。
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