The Haicheng Earthquake of February 4, 1975.
1975年2月4日海城地震。
The validity of this method has been further confirmed by the test results of Haicheng earthquake area.
本法的有效性用海城地震区的试验资料进一步得到证明。
In this paper, the medium-range, short-range and imminent earth-tilt anomalies before the Haicheng earthquake are examined.
本文总结了海城地震的中期、短期和临震阶段的地倾斜异常特征。
Many other violent earthquakes sofar occurred in China, similar to the Haicheng earthquake, also had precursory earthquake swarms.
其他许多中国的大地震象海城地震一样，也有类似的前兆震群。
The Chinese began to study systematically the unusual animal behavior, and the Haicheng earthquake of February 1975 was predicted successfully as early as in mid-December of 1974.
由于中国开始对动物异常行为进行系统的研究，1975年2月发生在海城地震早在1974年12月中旬就已被成功预测到。
Based on the information of practical survey upon gravity change before and after Haicheng Earthquake, the paper presents a reduced representation for change of acceleration of gravity with time.
本文根据海城地震前后重力变化的实测资料提出重力加速度随时间变化的一种简化表示。
The characteristics of the surface fractures of 1975 Haicheng earthquake, 1937 Heze earthquake, 1830 Cixian earthquake and activity of Holocene faults in those areas have been discussed in this paper.
讨论了华北平原周边1975年海城地震、1937年荷泽地震及1830年磁县地震3次强震的地表地震破裂特征以及这3个地区北西向断裂的全新世活动。
On February 4, 1975, an earthquake of magnitude 7.3 struck the Haicheng County, Liaoning Province.
然后在1975年2月4日，辽宁省海城市发生7.3级地震。
On February 4, 1975, Haicheng, a town with about 100,000 inhabitants in the Liaoning Province of northeast China, was struck by a 7.3 magnitude earthquake.
1975年2月4日，在中国东北辽宁省的海城，一个约有十万居民的镇，发生了7.3级的特大地震。
The earthquake in Haicheng is one of the successful examples in China to predict earthquake by animals.
中国利用动物预测地震也有过成功的先例，像海城地震就是成功的案例之一。
The earthquake in Haicheng is one of the successful examples in China to predict earthquake by animals.
中国利用动物预测地震也有过成功的先例，像海城地震就是成功的案例之一。
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