[Background] Mountain torrent disasters are one of the deadliest weather-related natural disasters in the world. often causing extremely serious economic and property losses and casualties; in recent years. due to heavy rainfall and complex geological and geomorphological conditions. mountain torrent disasters have occurred frequently in Gansu Province. https://www.roneverhart.com/Western-Digital-Ultrastar-DC-HC550-WUH721816ALE6L0-0F38460-16TB-7-2K-RPM-SATA-6Gb-s-512e-ISE-3-5in-Hard-Drive/