The coefficient matrix is stored by row storage. Column storage address is also provided. Rapid storageofcoefficient matrix in finite element method is then realized.
系数阵采用行存储，同时提供按列寻址的地址，实现有限元系数矩阵的快速存储。
2
The dimensionless average formation pseudo pressure is directly proportional to the dimensionless producing time if the influence of wellbore storagecoefficient and skin factor is neglected.
在不考虑井筒储集系数和表皮系数影响的情况下，无量纲平均地层拟压力与无量纲生产时间成正比。
3
Stress distribution modality in rock mass and root effect are also introduced. And the concept of safety storagecoefficient is put forward.