The reinforce concrete segment used in shield tunnel has some inherent shortcomings.
盾构法施工中长期采用的钢筋混凝土管片存在一些固有缺点。
But the large-diameter concrete segment in the production sometimes happens more bubble, thus it is easy to form leakage channels, which affects the durability.
但大直径混凝土管片在生产中易出现较多气泡，从而易形成渗漏通道，影响管片的耐久性。
The injury degree of waist, the concrete part of lumbar spine epiphyseal injury and the change degree of formation structure of spinal column and waist segment were observed mainly.
主要观察运动员腰部损伤程度、腰椎椎体骨骺损伤的具体部位、脊柱腰段的形态结构的改变程度。
An axial compression test was carried out on a steel-high performance concrete composite bridge tower segment in order to study the mechanical behavior of composite bridge towers.
通过对钢-高性能混凝土组合桥塔节段进行轴压承载力试验，研究了组合桥塔的受力特性。
Contrary to competitive brands that emphasize the "natural" aspect of their products, Concrete felt that performance, colour and fashion would be stronger drivers for this market segment.
相反，强调其产品的“自然”方面的竞争力的品牌，混凝土认为，性能，色彩和时尚将这一细分市场的司机。
By cutting different hardness concrete experiment, the cutting characteristics of the special saw with holes or different width segment have been studied.
对多孔锯片及非等间距锯片进行了锯切三种不同硬度的混凝土的实验研究。
The bond and slip relationship between the rebar and the concrete within a segment bounded by two primary cracks in a reinforced concrete tension member or a flexural member is studied.
本文主要研究钢筋混凝土轴心受拉和受弯等构件中两根主生裂缝之间的钢筋与混凝土的结合(过去常称为粘结或握裹)与滑移关系。
When used in making diamond saw segment for cutting granite and concrete, they feature free cutting and long lifespan.
实际切割花岗石、混凝土，切割锋利，使用寿命长。
In this paper the moment redistribution due to prestressing in precast segment continuous prestressed concrete beam erected by cantilever method is described.
本文叙述了悬臂拼装预应力混凝土连续梁的预加力引起的弯矩重分布。
It was shown that the joint leakage would speed up the chloride migration in segment concrete and then accelerated the rust of reinforcing bars.
结合算例的计算表明：接缝渗漏会加快管片混凝土中氯离子运移，从而促进钢筋的锈蚀。
One tunnel is being constructed by TBM. Its lining adopts precast concrete hexagonal segment.
某隧洞工程采用TBM施工，六边形预制钢筋混凝土管片衬砌。
A coupling model was proposed for the chloride migration in segment joint and segment concrete, and the corresponding numerical method was developed.
建立了管片接缝渗漏情况下，接缝渗漏液与管片混凝土中氯离子运移的耦合模型，并探讨了模型的数值计算方法。
The erection elevations of formwork for segment concrete were given by comprehensive analysis to ensure that the geometry and the internal force state meet the design requirements.
同时，针对该桥施工进行应力、线形和温度监控，综合分析给出节段立模标高，确保了成桥线形和内力状态满足设计要求。
The tie in segment of the diaphragm wall is connected using pre reinforced concrete pile. The foundation strata of two shield well is also reinforced by deep mixing piles in order to seal water.
地下连续墙接头采用预制钢筋砼接头桩连接止水，两端头井辅以深层搅拌桩加固地基。
The mechanics action of the different parts of the steel-concrete composite segment of the bridge tower has been discussed under the designed loads ;
分析索塔钢混结合段不同部位在设计荷载作用下的力学行为；
The mechanics action of the different parts of the steel-concrete composite segment of the bridge tower has been discussed under the designed loads ;
分析索塔钢混结合段不同部位在设计荷载作用下的力学行为；
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