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总结中梁山隧道通风竖井的施工，阐述通风竖井开挖、衬砌的施工方法、安全防范措施，并提出了几点施工体会。
Summarizes the construction of the ventilation shaft in Zhongliangshan tunnel, expounds the excavation of the ventilation shaft, the construction method of the lining and the safety precautions, and puts forward some experiences of construction.