Código QR (código de barras bidimensional)

Research on surrounding rock control technology for bare roof roadway with strong wall protecting roof and strong corner controlling span

To study the stability of bare roof roadway surrounding rock during excavation in the hard and dense K2 limestone, based on the theory of elasticity, a mechanical model of a hard bare roof rock beam supported by both softened foundation and elastic foundation is constructed, the analytical expressio...

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Principais autores: Ye ZHU, Ziye SHEN
格式: Artigo
语言:Chinês
出版: Editorial Office of Safety in Coal Mines 2025-10-01
丛编:Meikuang Anquan
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在线阅读:https://www.mkaqzz.com/cn/article/doi/10.13347/j.cnki.mkaq.20250573
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