...济法律论文发表 - xzbu.com 中国论文网 关键词：长大隧道；有轨运输；成本；通风问题；无轨运输 [gap=507]Keywords: long tunnel; Rail transport; Cost; The problem of ventilation; Trackless transportation ..
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雪峰山长大隧道快速成洞施工技术 关键词 ：长大隧道 快速成洞 施工 技术 [gap=609]Keywords long and large tunnel；rapid holing；construction；technique
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The difficulty and focus of long tunnel TSC System are ventilation control subsystem and fire detection subsystem.
长大隧道监控系统中隧道通风控制和隧道火灾检测报警系统是监控系统的难点和焦点。
参考来源 - 隧道通风和火灾报警系统研究For the long and large tunnel, the overrunning poison gases are able to threaten the vehicle personnel’s health and the excessive smog can affect the drivers’driving safety.
对于长大隧道,超标的废气会威胁驾乘人员的身体健康,过浓的烟雾会影响驾驶员行车的安全。
参考来源 - 基于智能控制的隧道通风节能系统的研究As one of main structures of main body of railway and highway, huge tunnel is always the critical part that influences the quality of the whole project.
长大隧道是构筑铁路、公路主体的主要工程结构之一，大多是铁路、公路的关键性控制工程。
参考来源 - 长大隧道工程施工技术经济后评价研究·2,447,543篇论文数据，部分数据来源于NoteExpress
深埋长大隧道高地温引起的热害将给隧道施工带来不利的影响。
High geothermal in the tunnel with thick overburden is unfavorable for tunnel construction.
研究目的长大隧道采用增设辅助坑道、长隧短打的施工方法来缩短工期。
Research purposes: Service gallery and short excavation methods are employed in the digging of super long tunnels to reduce the construction time.
最后，本文就长大隧道坡度折减系数的分析及标准本身的研究提出了建议。
It also gives some Suggestions on the studies of gradient reduced coefficient of traction in long tunnels and the design standard.
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