The generalized reflection-transmission coefficient matrix method is developed to study the acoustic wave propagation in a layered cylindric symmetric medium.
本文将广义反射、透射系数矩阵方法推广用于研究声法测井中的声波传播问题。
The method ICCG. is one of the best iterative method for solving the system of linear algebraic equations, but it can only be applied to the symmetric and positive definite coefficient matrix.
IC CG方法是解线性代数方程组较为理想的方法，但它仅适用于具有正定对称的系数阵。
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