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Keywords: support thrust
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Proceedings Papers

Paper presented at the The 21st U.S. Symposium on Rock Mechanics (USRMS), May 27–30, 1980
Paper Number: ARMA-80-0787
... support thrust US government yielding variation Reservoir Characterization analysis method strength excavation support delay tunnel ground mass stiffness support system support load stress ratio tunnel support construction relative support stiffness characteristic curve support...

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