Research on penetrationmodel of rock is one of the most important subjects in coupled hydro-mechanical research.
渗流模型是岩石流固耦合研究的一个关键问题。
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The breakup point of solid bed using the results calculated from the penetrationmodel and solid bed strength curves accorded with the actual situation.
The Barrier PenetrationModel has been used to calculate the heavy ion fusion cross section and it does give a good description of the experimental data in existence.