Study on Stress Variation Law of Rock Fragmentation Process under PDC Composite Impact Drilling

ZHANG Jian, WANG Ning, WANG Chaoyi, WANG Chong, WANG Sheng

STRUCTURAL ENGINEERS ›› 2026, Vol. 42 ›› Issue (4) : 72-78.

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STRUCTURAL ENGINEERS ›› 2026, Vol. 42 ›› Issue (4) : 72-78. DOI: 10.15935/j.cnki.jggcs.202604.0009
Structural Analysis

Study on Stress Variation Law of Rock Fragmentation Process under PDC Composite Impact Drilling

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{{article.zuoZheEn_L}}. {{article.title_en}}. {{journal.qiKanMingCheng_EN}}. 2026, 42(4): 72-78 https://doi.org/10.15935/j.cnki.jggcs.202604.0009

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