强震 meaning in English

[地] strong shock
◇强震带 [地] pleistoseismic zone; 强震区 meizoseismal area

Digital magnetic tape record type strong - motion instrument
数字磁带记录强震仪
Analog magnetic tape record type strong - motion instrument
模拟磁带记录强震仪
Galvanometer gecord type strong - motion instrument
电流计记录式强震仪
Sending love across oceans to help quake victims in algeria
跨海捎爱，济助阿尔及利亚强震灾民
Principle of sma - 1 seismometer for ground motion and its maintenance
1强震仪原理及特殊故障维修

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