1Shuangyang Seismostation,Earthquake Administration of Changchun City, Changchun 1300602)Wuhan Research Institute of Seismographic Instruments, Wuhan 430071
Abstract：The data of tilt tide observed during 2001-2006 with DSQ water tube tiltmeter at Shuangyang seismostation is assessed in quality.The test results indicate that the observations are continuous,the conditions of instrument are stable,annual zero drift and change amplitude are small and the noise level is low.
Yu Tianlong ,Chen Gengqi ,Li Haiyan et al. QUALITY ASSESSMENT OF TILT TIDE OBSERVATION WITH DIGITAL WATER TUBE TILTMETER AT SHUANGYANG SEISMOSTATION IN CHANGCHUN[J]. jgg, 2007, 27(专刊): 89-92.
