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以川藏公路二郎山隧道工程实践为典型实例，对高地应力条件下岩爆的形成机制及岩爆烈度分级进行了讨论，并提出了各级岩爆的防治措施。
Taking the engineering practice of Erlang Mountain Tunnel in Sichuan-Tibet Highway as a typical example, the formation mechanism of rockburst and the intensity classification of rockburst under high ground stress are discussed, and the prevention and control measures of rockburst at all levels are put forward.