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- To contain dust debris arising from the tunneling works, dust filters shall be placed around the portals and a blast door shall be fitted at the portals. 为阻隔挖掘隧道工程引致的尘埃碎屑,须围绕隧道入口装设隔尘网,并在隧道入口安装一道爆破防护门。
- The fundamental characteristic of tunnel design is geological & environmental complexity and inadequate of basic information, the construction of tunnel works has great uncertainty and high risks. 隧道工程设计的基本特点是“地质环境复杂,基础信息缺乏”,其施工存在着很大的不确定性和高风险性。
- Combined with the practices in geologic exploration and construction of Jiaogou II tunnel work in Xi an Ankang Railway in this paper the geologic situations are introduced in detail. 结合西康铁路蛟沟二号隧道的勘测地质和施工地质的实践,对施工地质情况作了详尽的分析,得出此隧道变更较多的原因,指出此隧道工程交付使用后,未发现病害现
- Comparison among the results of BEAM, GPR, TSP and the actual case after cutting indicates that BEAM has a fairly good efficiency when there is ground water in the rock mass ahead of tunnel work face. 与地质雷达、TSP预报结果以及实际开挖情况进行对比表明,Beam对掌子面前方水体具有良好的探测效果。
- Optimised aerodynamics, providing considerably more downforce and driving stability at high speeds on motorways and national roads, are the result of comprehensive wind tunnel work. 优化空气动力学,提供相当多的压力和驾驶在高速公路和国道高速稳定,是全面风洞工作的结果。
- Along with the tunneling working surface mechanization development,the mixed style ventilated the way already widely to apply. 随着掘进工作面机械化的发展,混合式通风方式已经被广泛地应用。
- The test results show that dust concentrations in tunneling working face can be satisfied with the national health standard by a high efficient deduster. 试验表明,采用高效除尘器对巷道凿岩工作面进行就地净化循环通风,能使工作面粉尘质量浓度符合国家工业卫生标准。
- Practice for risk management of tunnel works 隧洞工程风险管理实践
- people rs air-defence tunnel works 人防坑道工事
- In order to removing tunneling working surface outburst quickly and effectively,combine the Six Mineral coal beds characteristics,hydraulic pressing are taken to remove outburst measure. 为了快速、有效地消除煤巷掘进工作面的突出危险性,结合六矿煤层赋存特点,采取水力挤出消突措施。
- One can not learn a language well unless one works hard. 学好一种语言非下苦功不可。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- The author's fingerprint is quite obvious in all of his works. 作者的特色在他所有的作品中都很明显。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- You can gain by watching how she works. 看她怎样工作就可获益。
- They were tunneling under the river. 他们在河下挖掘隧道。
- I am ready to plump for the plan provided it works. 要是这个计划行得通,我准备大力支持它。
- The workers are tunneling the hill. 工人们在凿山开隧道。