從波動(dòng)聲學(xué)的角度討論聲波測(cè)井的探測(cè)深度問題.Depth of investigation in sonic logging is studied based on wave acoustics.論文討論了一種基于聲學(xué)的彈著點(diǎn)定位方法.In this thesis, an acoustics - based measurement for impact point detection is discussed.專家認(rèn)為史前巨石柱的建造者知...