煤矿水害治理多分支水平井精准定导向技术研究 / Research on precise directional drilling technology for multi?branch horizontal wells in coal mine water hazard control
- Resource Type
- Academic Journal
- Source
- 钻探工程 / Drilling Engineering. 50(1):125-132
- Subject
多分支水平井 煤矿水害治理 定导向技术 井眼轨迹控制 注浆改造 - Language
- Chinese
- ISSN
- 1672-7428