First, in this article, the mathematical model of the experiment for the three-dimensional oil film and the computative formulas of the dynamic characteristic coefficients were deduced.
首先推导出了三维油膜试验数学模型和动特性系数的计算公式，并由此确定试验方案。
This paper briefly reviews the computative theory of various formulas of rock resistant factor "k" and it's mechanical model.
本文分析了现有各种岩石抗力系数公式的理论依据和这些公式所具有的计算模型。
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