principal compressive stress

• 主压应力

principal compressive stress的用法和样例：

例句

1. The principal compressional stress axis obtaind through focal mechanism solutions show NNE and NW orientations.
   由震源机制解求出的主压应力轴为北北东向和北西向。
2. According to focal mechanism,the directions of main press stress of the two are NNW in the seismic area but the fault plane solutions are different.
   震区的主压应力为北北西方向，两震的受力方向基本一致，但断层面解明显不同。