Full-Text Search:
Home|Journal Papers|About CNKI|User Service|FAQ|Contact Us|中文
《Chinese Journal of Geophysics》 1994-02
Add to Favorite Get Latest Update

PREDICTION AHEAD OF THE TUNNEL FACE BY THE SEISMIC REFLECTION METHODS

ZENG ZHAO-HUANG (The First Surveying and Designing Institute of the Ministry of Railways, Lanzhou 730000)  
In the article, negative apparent velocity event which tunnel vertical seismic profiling has got is used to resolve the sign of the reflected wave from the front of the tunnel face. Then this sign is used to invert space position and strike and dip of reflecter in order to get predictino.
【CateGory Index】: U452.11
Download(CAJ format) Download(PDF format)
CAJViewer7.0 supports all the CNKI file formats; AdobeReader only supports the PDF format.
©2006 Tsinghua Tongfang Knowledge Network Technology Co., Ltd.(Beijing)(TTKN) All rights reserved