门隧用英语怎么写
英文写法翻译
Portal tunnel
重点词汇
门隧───Portal tunnel
双语使用场景
Abstr: The initial compression wave was caused when a high-speed train enters a tunnel. This wave arrives at the exit portal of the tunnel at local speed of sound and produces a pulse wave.───文章摘要： 高速列车进入隧道产生初始压缩波，该压缩波以当地声速向隧道出口传播并产生脉冲波，脉冲波足够大时，会产生音爆响声。
Based upon the shield construction practice in the portal section of South Tube of Yanan Donglu Tunnel, this paper demonstrates the technology for slurry balance shield passing through freezing zone.───本文以上海延安东路隧道南线盾构进洞段工程施工为背景，论述了泥水平衡盾构穿越冻结加固区的施工技术。
easily collapsed for shallow and unsymmetrical large-span tunnel near portal in soft rock.───软岩地区浅埋偏压大跨度隧道进口段极易塌方。