The Sub-Database of Broadband Digital Seismographic Survey
宽频带数字地震观测数据子库

Sub database of Broadband digital seismographic survey was established on the basis of Windows 98, Ms Access 97,Personal Web Server and Open Data Base Connector driver programs. It has realized the query in LAN or WAN (Internet) and separation of data storage from its publication with the interface between web page and database. The sub database is characterized by high velocity, simple and convenient operation and high safety for the data storied. All the initial data(total 45 GB), acquired before December 1995 with temporary deployment of broadband digital seismograph financially supported by Ministry of Land and Resources (formerly Ministry of Geology and Mineral Resources) of China, were already collected and saved into the sub database. It will supply services for seismologists engaged in deep geotectonics and monitoring of earthquake hazards according to the co share agreements.