“there are different premonitory anomaly forms both at different sites of a network for the same earthquake and at the same site for different earthquakes.
“there are different premonitory anomaly forms both at different sites of a network for the same earthquake and at the same site for different earthquakes.
“有一些不同的有预兆性的异常，对同一个地震在〔监测〕网不同地点出现，又在同一地点对不同地震出现。”