Change of Wave Velocity in Fault Regions Before the Instability of Frictional Sliding of Rocks-中国期刊网

摘要 Theexperimentalstudyofthechangeofwavevelocityinfaultregionsbeforeinstabilityoffrictionalslidingofrockswasconducted.Experimentsshowthatbeforetheinstabilityoffrictionalslidingofrocks,thechangeofwavevelocitycannotbeobservedalonglinesononesideofthefault,buttheprecursorofthedecreaseofwavevelocitycanbeobservedalonglinesacrossthefault.Therefore,whenwetrytopredicttheearthquakesofthestick-sliptypeinfaultregionsbyusingtheanomalyofwavevelocity,themeasuringlinesacrossthefaultsshouldbeselected.

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Change of Wave Velocity in Fault Regions Before the Instability of Frictional Sliding of Rocks

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Change of Wave Velocity in Fault Regions Before the Instability of Frictional Sliding of Rocks

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