Ningbo seismostation is located in the coastal area and obviously influenced by the oceanic tide.The earth tide in the directions of EW and NS recorded by tiltmeter is at the same level.

• 摘要宁波地震台地处沿海，受海潮影响较大，地倾斜仪所记的东西、北南向固体潮在同一数量级上，与日月形成的理论固体潮汐、海水潮汐同步变化。