重点介绍了三孔模型。
一般情况下，压汞法最常用的是园柱孔模型。
In general, the cylindrical model is often used in such porosimetry.
介绍了输气管道泄漏率的大孔模型和管道模型的特点及求解方程。
Study on the leak rate of fluid in welded pipes in leak-before-break analysis;
按照所建立的计算模型对含有圆形孔的复合材料板进行应力分析。
Stress of composite material plate with circular hole was analyzed by the model above.
本文首先将内孔拉削系统简化为单自由度系统，给出其振动的数学模型并对其进行运算和处理。
In this article the broaching internal round hole system is simplified to the single-freedom system.
基于渐进失效分析方法，建立了带孔的三维有限元模型。
Based on progressive failure analysis a 3d finite element model with a hole is built.
基于渐进失效分析方法，建立了带孔的三维有限元模型。
Based on progressive failure analysis a 3d finite element model with a hole is built.
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