Similarity evaluation of stratum anti-drilling ability and a new method of drill bit selection
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Similarity evaluation of stratum anti-drilling ability and a new method of drill bit selection |
| YAN Tie,XU Rui,SUN Wenfeng,LIU Weikai,HOU Zhaokai,YUAN Yuan,SHAO Yang |
| Fig. 5. Calculation results of drill bit selection. |
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