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《Fujian Seismology》 2004-04
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Failure and Maintain of Field Instruments in Fujian Digital Seismic Network

Liu Guangneng (Earthquake Administration of Fujian province)  
Fujian Digital Seismic Network is a improtant item of our bureau of our bureau during “Ninth 5 year plan”.It was set up by use of seismographs and data collector and system software made by CSB during “Eighth 5 year plan”.The network is composed of 29 sun-stations and 3 relay stations as well as network center.In transmit channel,using DDN wires and wireless extended frequency microwave pattern.In process of network running,some failures often occurred.The following is a summary that failure phenomena and personal experiment.
【CateGory Index】: P315.62
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