The spatial variation of seismic ground motions is produced primaryly by the three factors of geometric incoherency effect,wave-passage effect, and local site effect.
There is no influence of aerodrome on the calibration of airplane radio compass error with aerophotograph, but it causes some effects on measurement accuracy.
Site soils in southern area of Jiangsu province belong to washland sediment or limnetic facies sediment.The components of sediment are very complex and process of sedimentation is in disorder.
This method, which possesses very strong adoptability for the test site and larger detecting depth, has no influence of earth current and earth ma gnetism, and has wide application prospect.
While the market value of a shiftable capital good may exceed its reproduction cost temporarily, the value of capital, in a particular location, can remain permanently below its reproduction cost.