The discovery of abnormal pre-seismic phenomena, a great leap in perceptual knowledge.
震前异常现象的发现具有极高的科学价值，是感性认识上的重大飞跃。
2
So far, China had further accumulated the world's richest data on pre-seismic abnormal phenomena, extracted numerous important precursors usable for seismic forecast.
迄今，中国更加广泛地累积了世界最丰富的震前异常资料，从中提炼出了许多重要的、可望用于预报的前兆。
3
China made brilliant contributions to the discovery of abnormal pre-earthquake phenomena and exploration of seismic forecast, and achieved a great leap forward in seismic phenomenology.