Fresh from his honeymoon, Hazem Gamal heard his wedding ring drop as he fled into a toll booth by the Brooklyn Battery Tunnel to escape the dust cloud from the crumbling south tower.
HazemGamal刚度完蜜月,还处在新婚的甜蜜中。当时,世贸大厦南楼逐渐坍塌,在周围形成了如乌云般的尘土,为了逃避,他躲进了布鲁克林隧道的街边收费亭,这时他听到了婚戒掉落的声响。
As a traditional method of shield tunnel segment designing, the free displacement ring method is safe but conservative.
自由变形圆环法作为盾构隧道管片衬砌设计的传统方法,其计算结果虽安全但偏于保守。
As a sophisticated tunnel lining type, the universal wedge-shaped segments can do a good job in the control of the axis of the shield-driven tunnel and the quality of the segment ring.
通用楔形管片作为一种较先进的隧道衬砌形式,在盾构法施工中能够较好地控制隧道掘进轴线和管片成环质量。
The paper introduces uneven load in the arch-back to calculate the internal force in the linking of an interval tunnel for a metro line by theoretical formula and elastic uniform rigidity ring model.
采用拱背非均布荷载作用模式,利用理论计算公式结合弹性匀质圆环法对某城市地铁区间隧道衬砌管片进行内力计算。
The full-scale full-ring lining structure test has been carried out in China, but the full-scale segment joint experiment of super tunnel lining was conducted first time.
国内超大隧道衬砌管片试验已进行过整环试验,文中介绍的超大隧道衬砌管片接头足尺试验在国内尚属首次。
The linear hole patterns and ignition sequence is adopted on the easier shots patterns of arch tunnel. The arch effection of arch rock ring can be overcome , It is favorable for rock fragmentation.
拱形巷道崩落眼布置采用线形炮眼起爆顺序布置,可克服拱形岩石圈的拱效应,有利于岩石的破碎。
The LHC is capable of distorting space and time in its 27-kilometer ring circuit, the largest in the world, and generate a wormhole, a space-time tunnel that leads to another time or space.
该对撞机能够凭借自身史上最长的27公里环形线圈,扰乱时空秩序,从而制造出人们常说的时空隧道“虫洞”。
The LHC is capable of distorting space and time in its 27-kilometer ring circuit, the largest in the world, and generate a wormhole, a space-time tunnel that leads to another time or space.
该对撞机能够凭借自身史上最长的27公里环形线圈,扰乱时空秩序,从而制造出人们常说的时空隧道“虫洞”。
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