the tunnel ventilation control method developed here has the good functions of energy saving and automatic control under normal conditions. the type of this control method is simple and it has a wide application.

1、

inside the tunnel, the integral consummation of errors for multiple observations was used, which is simple and convenient for calculation and especially suitable for long linear tunnel.

洞内采用多期观测整体平差方法，计算简单，方便，尤其适应于长大直线隧道，省时省力，提高工效。

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2、

therefore, adequate measures must be taken to ensure that there will be neither breakthroughs between the tunnel and the river nor breakdown of the equipment.

必须有足够的措施保证在过江施工过程中不发生洞顶贯穿或设备瘫痪。

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3、

a groundwater flow model for determining the tunnel external water pressure& impressions of the simulation of deep tunnel external water pressure by analytical-numerical method

确定隧道外水压力的地下水流模型&读《深埋隧道外水压力计算的解析-数值法》一文随笔

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4、

countermeasures for preventing karst water burst are probed into so as to provide technical support for construction safety of the tunnel.

探讨了施工中防治岩溶突水灾害的对策，为隧道安全施工提供了技术保证。

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5、

energy-conserving and intelligent transformation of the tunnel stove

隧道炉的节能与智能化改造

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6、

mechanical behavior investigation of the tunnel construction in metro line no.5 adjacent to yuting bridge in beijing

北京地铁五号线近接玉蜓桥施工的力学行为研究

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7、

smoke temperature near the tunnel ceiling and above the fire source at different longitudinal ventilation velocities

隧道内纵向风速对火源上方烟气温度影响的试验

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8、

analysis on the tunnel in the filling karst under complicated geological conditions by 3d finite element method

复杂地质条件下隧道填充性岩溶三维有限元分析

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9、

long-term stability analysis of the tunnel in conglomerate

砾岩隧洞的长期稳定性分析

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10、

site selection for the tunnel going through landslide sector

滑坡地段隧道位置选择

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11、

construction informatization of the tunnel and underground engineering

隧道和地下工程的信息化施工

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12、

theoretic analysis of elastoplastic deformation for the tunnel in soft rocks

软岩巷道弹塑性变形的理论分析

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13、

noise reduction effect of sound absorption materials inside the tunnel was calculated.

通过理论公式对隧道内衬吸声材料的降噪效果进行了计算，结果表明，隧道内衬吸声材料可以有效地降低隧道噪声。

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14、

numerical analysis of construction time for the tunnel shotcreting

隧道喷射混凝土衬砌构筑时机的数值模拟分析

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15、

model test study on the tunnel within cracked surrounding rocks

破碎围岩隧道的模拟试验研究

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16、

expert advisory system for the tunnel support design of underground mine

矿山巷道支护设计专家咨询系统

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17、

his men in the tunnel took the kite string with them.

隧道里的人带着风筝线。

中考真题- 2017 福建阅读C

18、

in this way, he could determine how long the tunnel should be.

这样，他就可以确定隧道的长度。

中考真题- 2017 福建阅读C

19、

he was back in manhattan that afternoon, and the following month, he began putting in motion an ambitious plan that he dubbed project jumanji, which involved transforming their greenwich village rooftop into a tropical paradise.

当天下午他返回曼哈顿，在接下来的一个月里，他开始实施一个雄心勃勃的计划，他称之为勇敢者游戏计划（Project Jumanji），其中包括把他们在格林尼治村的屋顶改造成热带天堂。

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20、

ptn in zinc-blende structure: an unstable metallic transition-metal nitride compound

闪锌矿结构的PtN：一种不稳定的过渡金属氮化物

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