摘要
介 绍了一种全 断面隧道 开挖机械 预切割施工 新工法,该 工法适应 于软弱地 层大断面 隧道、浅埋隧道、挤压地层深埋隧道的开挖施工。
It introduces a brand new construction means of pre-cutting for the whole section tunnel excavation.this technology can be used in the construction of big section tunnels in the week beds,shallow burried tunnels and the deep burried tunnels in the beds under pressure.
出处
《西部探矿工程》
CAS
1999年第5期43-44,共2页
West-China Exploration Engineering