An earthquake is a natural disaster caused by the vibration of the ground. Due to the release of energy in order to reduce the stress that accumulates inside the world exit for the balance of the Earth's crust, fixed.
The earthquake was a natural disaster caused by the vibration of the ground. Due to the release of energy to reduce stress accumulation within the earth's crust to balance out the constant.
The earthquake is a disaster for natural vibration of ground. Due to the release of energy to reduce the stress accumulation within the world out to adjust the ดุลข two tectonic constant.