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

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。

energy-conserving and intelligent transformation of the tunnel stove

隧道炉的节能与智能化改造

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

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

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

long-term stability analysis of the tunnel in conglomerate

砾岩隧洞的长期稳定性分析

site selection for the tunnel going through landslide sector

滑坡地段隧道位置选择

construction informatization of the tunnel and underground engineering

隧道和地下工程的信息化施工

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

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。

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

model test study on the tunnel within cracked surrounding rocks

破碎围岩隧道的模拟试验研究

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

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

隧道里的人带着风筝线。

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。

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。

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

synthesis and characterization of monodisperse cdse quantum dots with zinc blende structure

单分散闪锌矿型CdSe量子点的合成及表征

she has bought herself a laptop and a car ( although she has yet to learn how to drive it).

她还给自己买了一台笔记本电脑和一辆车——虽然她还未学会驾车。

may: dad, i want to learn how to drive this summer vacation.

阿美：爸爸，我想在这个暑假学学怎样开车。