Tunnelling machines - shield machines, thrust boring machines, auger boring machines, lining erection equipment - safety requirements.
隧道掘进机。盾构机止推钻孔机螺旋钻探机衬里安装设备。安全要求。
Safety factors of rock, including shear safety factor and tensile safety factor, safety factor of lining and design calculation methods of tunnel are studied.
研究了隧洞围岩安全系数(剪切安全系数、拉裂安全系数)与衬砌安全系数的算法以及隧洞设计计算方法。
As tunnels are important structures of highway projects, the treatments of fissure in the lining of tunnels play great roles in the safety operation of tunnels.
隧道是公路工程建设中的重要结构物，隧道衬砌裂缝控制对隧道的安全运营非常重要。
Engineering practices show that lining hanging concrete in time is an important technique to make sure of the construction safety of large-scale surge tank project at complex geologic condition.
工程实践表明，跟进衬砌悬挂混凝土是保证复杂地质条件下大型竖井工程施工安全的重要技术措施。
Safety inner lining, safety alarming system, and commodities circulation container.
安全内衬，安全报警系统，物流容器。
Load structure method was used for the lining of the secondary support's long-term safety assessment.
采用荷载结构法对二次衬砌进行了长期安全性评估。
By the field monitoring measurement and the applying of FEM, we can monitor the construction procedure to ensure the stability of the surrounding rock and the safety of lining.
同时结合有限元数值分析技术，对小金口双连拱隧道的施工过程进行了监控，确保了隧道施工过程中围岩的稳定及支护结构的安全合理。
Therefore, the response to different geological section is different lining design, to take measures to ensure safety of segment.
因此，应对不同地质段进行不同的衬砌设计，采取措施确保管片受力安全。
Under the premise of satisfied structural safety, reducing the elastic modulus of the concrete lining decreases the ground vibration caused by subway train operation.
在满足结构安全受力的前提下，减小衬砌混凝土弹性模量，可以减小地面振动。
The flow velocity limitation for different inner lining was proposed to ensure the safety and reliability operation of chimney for wet flue gas discharging.
建议了不同内衬应控制的烟气流速限值，保证排放湿烟气的烟囱安全可靠运行。
It is shown by numerical analysis that the lining-wall is critical for the safety of diaphragm and the displacement of diaphragm will be doubled without lining-wall.
计算表明：分层逆作法施工内衬墙对地下连续墙的变形影响很大，没有内衬墙时地下连续墙变形增加一倍。
The Structure of Lining vane and safety board for slurry pump, compound property, formula, production technology, mold design, practical use and advantages are introduced in present paper.
简介泥浆泵衬胶叶轮和护板的结构，胶料性能、配方、生产工艺、模具设计、实际使用状况、优点等。
Second lining of tunnel cracks is one of the most frequent diseases in the highway tunnel construction, which adversely impacts the project quality as well as traffic safety.
隧道二衬开裂是目前隧道工程中经常出现的病害，严重影响工程质量和交通安全。
In the case that the pilot bore of the lock gate shaft was fully blocked by the rock mass, anchors have been combined with concrete to ensure the safety of subsequent side clearing and lining.
在闸门井导井被岩体完全封堵的情况下，为确保后期刷帮及衬砌安全，采用锚杆和砼结合对闸门井进行锁口。
The utility model relates to a safety cap for protection, comprising a cap casing and a cap lining.
本实用新型公开了一种防护用的安全帽，它包含帽壳、帽衬；
The utility model relates to a safety cap for protection, comprising a cap casing and a cap lining.
本实用新型公开了一种防护用的安全帽，它包含帽壳、帽衬；
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