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结雅水电站按7级地震烈度设防。电站周围有2条主发震构造带,曾于1973年和1977年先后发生5级和5.4级地震。电站所在地区附近正处于最危险的发震区,估计可能发生9级烈度地震。为防不测,特制定4项监测地震计划,并在大坝、电站不同部位相应布设各种监测仪器进行监测。对1995年12月和1997年6月先后发生的两次小地震实测数据进行了详细研究和分析,推断出相应结论。
Jialing hydropower station according to the magnitude 7 earthquake fortification. There are 2 main seismogenic belts around the power station, and earthquakes of magnitude 5 and magnitude 5.4 occurred successively in 1973 and 1977. Near the area where the power station is located is in the most dangerous earthquake area, an estimated 9 magnitude earthquakes may occur. In case of any accident, a special monitoring program has been planned for 4 projects and various monitoring instruments have been deployed in different parts of the dam and power station to monitor them. The detailed data of two small earthquakes measured in December 1995 and June 1997 were analyzed and deduced.