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词汇
New Austrian Tunneling Method, NATM
释义
New Austrian Tunneling Method, NATM
新奥法;全称“奥地利隧道新施工法”。奥地利人L.
v.
Rabcewicz 根据本国多年隧道施工经验总结出的一种施工法。特点是采用光面爆破;以锚喷作一次支护,必要时加钢拱支架;根据围岩地压及变形实测数据,再合理进行二次支护;对软岩强调封底。
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更新时间:2025/5/29 20:30:01