Techniques of Casing While Core Drilling with Pneumatic DTH Hammer
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引用本文: | 李子章, 李政昭, 张道云, 钱锋. 空气潜孔锤取心跟管钻进技术[J]. 钻探工程, 2009, (z1): 158-160,166. doi: 10.3969/j.issn.1672-7428.2009.z1.038 |
Citation: | Techniques of Casing While Core Drilling with Pneumatic DTH Hammer[J]. DRILLING ENGINEERING, 2009, (z1): 158-160,166. doi: 10.3969/j.issn.1672-7428.2009.z1.038 |