It can also be inter-preted by eastward propagation of strain wave caused by the sequent SW-NE compression on theEurasia seismic zone from the Africa, Arabia, and India plates;

• 也可解释为非洲板块、阿拉伯板块和印度板块自西南向东北对欧亚地震带依次的推压引起向东的应变波的传播；