On June 22, 1518, a large earthquake, measuring M 7 1/2 , occurred offshore west of Seoul, Korea in the southern Yellow Sea. This earthquake affected the whole
A new organization and management mechanism with the local government as the main body was created during the post-disaster reconstruction of the "4. 20 " Lusha
By using the digital observations of the pendulum tiltmeter, water tube tiltmeter,extensometer and volumetric strainmeter at Huzhou station and with the power s