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地震
张北6. 2级地震前五里营井水温与水位异常关系初探
简春林, 孙振, 聂玉秋
DISCUSSION ON THE ABNORMAL RELATIONSHIP OF WATER TEMPERATURE AND WATER LEVEL IN WULIYING WELL BEFORE ZHANGBEI EARTHQUAKE
Jian Chunlin, Sun Zhen'ao, Nie Yuqiu
地震 . 1999, (4): 387 -392 .