pilot-tunneling method 中文意思是什麼
pilot-tunneling method
解釋
導洞法-
The tunneling method for the landslide section at the entrance of heishuigou tunnel ( for the internal circle construction road in the construction site of guandi hydropower station ) is presented herein ; in which the tunneling method and the effects of both the pilot and the system supportings on the entrance tunneling into the landslide body are described as well
摘要介紹了官地水電站場內環線道路黑水河溝隧道進口滑坡體的施工方法,包括開挖的施工方法以及超前與系統支護對在滑坡體上進洞所發揮的作用。
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