查询词典 tunnel

This article focuses on research of prediction of rock-burst happened in Cangling extreme long-tunnel engineering, comparison of tunnel carving details in the performing stage and prevention measures.

通过对苍岭特长隧道岩爆问题的预测研究和施工阶段洞身开挖情况对比，以及针对本工程的岩爆防治措施研究，探讨了岩爆预测判据对苍岭隧道工程的适用性，揭示了苍岭隧道围岩的岩性特征和初始应力场，掌握了苍岭隧道岩爆发生的烈度和基本分布规律，提出了对岩爆问题的工程防治措施，另外，根据工程区地质条件和岩石物理力学性能参数，建立了相应的地质力学模型，采用有限元法建模反演分析，其结果与通过钻孔水压致裂试验测得的地应力结果比较，显得较为吻合，并得到施工阶段通过洞壁应力恢复法分析结果的验证，验证表明理论模型和有限元模型的适用性及分析应力场是较为准确和合理的，并在此基础上对苍岭隧道岩爆进行分段预测和采取了较有成效的工程防治措施，具有较高的工程应用价值。

The results of geostress measurement within two vertical boreholes of an extra-long railway tunnel are presented in this paper, and the distribution trend representing the whole tunnel is analyzed from the geological conditions.

文章首先介绍了某超长铁路隧道两个钻孔的地应力测量结果，并从地质条件出发分析了代表整个隧道的地应力趋势。

They are applied widely to full-mechanized mining face in the Pit, roadway of top grade general mining and common mechanical mining face and tunnel digging transport; equipped with gate stage loader, the tail links with conveyors on the work face, when they are used in tunnel digging transport, the tail equipped with belt conveyors links with header.

适用于煤矿井下综采工作面，高档普采和一般机采工作面的顺槽和巷道掘进运输；尾部配刮板转载机与工作面运输机相接。用于巷道掘进运输时，尾部配皮带转载机与掘进机相接。

By mechanics analysis of ground deformation, this paper makes a systematic research on the affecting factors of ground deformation of shield tunnel and excavation and establishes a predicted model of ground deformation based on neural network. This model is applied to predict actual ground deformation caused by shield tunnel and excavation in Shanghai, Guangzhou, Nanjing etc.

本文以盾构法隧道和基坑为研究对象，通过对地面变形机理的分析，全面系统地从理论上探讨了盾构隧道和基坑引起地面变形的影响因素，建立了基于神经网络的地面变形预测模型，并运用该模型对上海、广州、南京等城市的盾构隧道和基坑工程所引起的地面变形进行了实际预测，获得了令人满意的预测结果。

Based on the method used to calculate ground elastic displacement around deep tunnel and some researches on gap parameter of shield tunnel, a brief method for estimating subsurface ground horizontal movement induced by shield tunneling is presented.

在深埋隧道周围土体弹性位移计算方法及盾构问隙参数研究成果的基础上，通过相应的分析和假设提出了一种预测盾构隧道施工引起地表下土体水平变位的简便估算方法。

When the ground surface at the entrance of tunnel is sloping,the structure of double-arch tunnel with half-open and half-hidden structure is an optimum pattern to be selected.

连拱隧道半明半暗结构形式是隧道洞口地表偏斜地段的一种优选方案，针对该种结构形式进行合理施工方法的研究较少。

The conclusion could be referred as the basis for tunnel fire protection engineering in highway tunnel.

该结论可为我国公路隧道防火措施的制定提供有益的参考。

If we adopt hot-mix asphalt to construct the asphalt pavement of the tunnel,the heat and harmful gas exhausted by hot-mix asphalt can not be dissipated quickly,so the environment in the tunnel is very uncomfortable,this will affect the construction equipments continuous work and the builders health.

在这样长的隧道中如采用热拌沥青混合料施工，由于隧道空间相对封闭，热拌沥青混合料所释放出的热量和有害气体不能很快排走，使得现场施工环境恶劣，严重影响现场施工设备的正常运转以及施工人员的身体健康。

This text with the certain place iron stand and it close together zone tunnel for main research object, make use of currently at home and abroad acquire extensively applied of the software FLUENT of the calculation fluid mechanics point to railroad train the condition carries on when the subway website perhaps zone tunnel take place a fire analysis, and combine domestic and international related research the result tally up a subway a fire of characteristics.

本文以某地铁站及其相邻区间隧道为主要研究对象，利用目前国内外获得广泛应用的计算流体力学软件FLUENT重点对列车在地铁站台或者区间隧道发生火灾时状况进行分析，并且结合国内外的相关研究成果总结出地铁火灾的特点。

Rock blast is one of the main geological hazards during tunnel construction at high land stress zone. Rock blast greatly threatens the production safety of the construction enterprise. It is of great importance to predict the extent of rock blast when designing and constructing this kind of tunnel.

岩爆是高地应力区岩质隧道开挖施工过程中发生的主要施工地质灾害之一，它的发生对隧道施工企业的安全生产构成很大的威胁，对岩爆发生可能性及其程度的预测是这类隧道设计、施工及安全生产所面临的重大问题。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。