Ö÷ÒªÄÚÈÝ£ºBoreholeinstabilityduetostuckpipe,holepack-off,andlostholeduringdrillinghasbeenamajorproblem,whichcausestheindustrytolosemillionsofdollars.
Inthelasttwodecades,variousrockmechanicsprincipleshavebeent...
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