Increased hanging area and weighting of main roof caused abutment stress concentration and stress transfer.
由于悬露面积增大或老顶来压引起支承压力集中和转移。
The results show that the abutment pressure distribution on coal pillar is the direct reflection of abutment stress induced by mining on the interfaces of coal seam and immediate roof.
研究结果表明，煤柱上支承压力分布是开采影响岩层相互作用的结果，是开采引起集中应力在煤层与直接顶界面上的直接反映。
The floor roadway should be located out of the abutment stress zone when protection coal pillar is retained, or the working face should be pushed away for enough distance under overhead mining.
留设保护煤柱时，底板岩巷应位于集中应力区的外侧或跨采时工作面应推过足够距离，使巷道靠近采空区应力恢复区的下方。
The lag distance of abutment pressure behind working face increases, but the convergence coefficient of vertical stress doesn't change obviously with the increase of mining height.
分层开采与综放开采工作面滞后支承压力变化规律是，随着采高的增大，工作面滞后支承力的距离加大，垂直应力集中系数差别不大。
Ranges of fractured strata and high stress distribution of abutment pressure are all depend on the degree of mining disturbance on stope strata.
采动围岩破裂范围和支承压力高应力分布范围取决于开采对岩层的扰动程度。
AIM: to study the stress distribution of periodontal membrane of fixed abutment tooth with different thickness, and provide theoretical basis in clinic.
目的：研究固定桥基牙牙周膜厚度不同时牙周膜内的应力分布，为临床工作提供理论依据。
At the same time, liquid coal ash is used in backfilling of abutment, so as to reduce the load and basic stress, reduce settlement and increase the dense of fillings.
同时，为降低桥头地基的荷载和基础应力，减少沉降并增加填料的密实度，台背回填采用液态粉煤灰填筑。
Three essential factors, the stress of arch dam, the stability of arch dam abutment and the cost of it must be considered.
拱坝体形设计要考虑的三个基本要素是：坝体应力、拱座稳定和工程造价。
The influence to stress of skew arch bridge was studied by changing the abutment torsional stiffness and width-span ratio.
通过改变桥台抗扭刚度和宽跨比，研究对斜交拱桥受力的影响。
The paper introduces the project general arrangement, the selection of dam boy shape, the stress analysis, the stability against sliding of dam abutment and the foundation treatment.
文章介绍了工程总体布置、大坝体型选择、应力分析、坝肩抗滑稳定和基础处理。
The differences between the coal drawing face and non-coal drawing face are low stowing factor in the goaf, vigorous movement of roof, and high stress peak abutment pressure along the strike.
放顶煤工作面与非放顶煤工作面的区别是，采空区充填系数小，顶板岩层运动剧烈，走向方向超前支承应力峰值较大。
Anciently, study on dam body stress, abutment stability and up-glide stability is rather abundant by the dam engineers, but quite few on structural stability of dam body.
以往坝工界对坝体应力研究较多，对拱座稳定和上滑失稳研究也较多，而对坝体结构稳定则少有研究。
The influence of the stiffness of the gravity abutment on the stress of the arch dam is also analyzed.
讨论了重力墩的刚度对拱坝坝体应力的影响。
Objective: Stress levels of the surface of alveolar bone around bridge abutment of posterior fixed bridge were studied.
目的：研究下颌后牙固定桥基牙周围牙槽骨表面的应力状态。
The result shows that there are two stress peaks in the abutment pressure and its magnitude and location are affected by the mining.
得出了超前支承压力存在两个峰值，其峰值大小、位置受煤层采动影响的变化规律。
CONCLUSIONS: the application of attachment for restoration of unilateral maxillary defect meets the biomechanical demands without increasing the stress load on the abutment.
结论：附着体应用于单侧上颌骨缺损修复，符合生物力学要求，未增加基牙的负荷。
Methods The stress distribution and displacement of abutment were studied and analyzed by means of three-dimensional finite element when different loading was applied.
方法：用三维有限元法研究天然牙及中间种植体受力后的应力分布特点及位移规律。
Objective To investigate the stress distribution in the abutment and supporting tissues of distal-extension removable partial dentures with mesial and distal occlusal rest under loading.
目的研究下颌末端游离缺失修复中近中与远中(牙合)支托设计对加载时基牙及支持组织应力分布的影响。
Objective To investigate the stress distribution in the abutment and supporting tissues of distal-extension removable partial dentures with mesial and distal occlusal rest under loading.
目的研究下颌末端游离缺失修复中近中与远中(牙合)支托设计对加载时基牙及支持组织应力分布的影响。
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