讨论了桩土应力比与置换率及桩周土变形模量的关系。
Relationships between the pile-soil stress ratio, the replacement ratio, and the pile lateral soil modulus of deformation are discussed.
结果表明桩身轴向应力随深度增加呈递减趋势； 粉喷桩复合地基的有效桩长受桩土模量比与置换率的影响。
The result shows that axial stress of Pile takes on degression along with deepness and the effective length of Pile is influenced by replacement-ratio.
全膝关节置换对于有胫腓骨应力性骨折的关节炎患者有恢复其下肢对线和促进骨折愈合的良好疗效。
Total knee arthroplasty for knee arthritis in the presence of tibiofibular stress fractures restores limb alignment and facilitates fracture healing with excellent functional outcome.
目的建立人工髋关节置换术后的三维有限元模型，分析研究人工股骨柄、骨水泥和人体股骨的应力分布。
Objective a three dimensional finite element model after total hip replacement was established to analytically study the stress distribution of the artificial stem, bone cement and human femur.
分析表明：面积置换率对桩土应力比的取值影响不大，桩土模量比是影响应力比取值的重要因素。
The analysis show that the influence given by the area replacement rate is very little, while the modular ratio of pile and soil is a important influence factor.
人工股骨头置换术后股骨头近端应力明显下降；
The stress near the femoral head obviously decreases after replacing femoral head with the artificial.
假体材料弹性模量的差异对半髋置换后的髋关节应力分布影响不明显。
Young's modulus have no obvious effects on the contact stress in the hip joint.
［目的］认为膝关节前内侧骨关节炎适合于单髁置换治疗，传统是用应力位摄片帮助诊断前内侧骨关节炎。
Abstract: [Objective]It is extensively conceived that the anteromedial osteoarthritis (OA) of knee is suitable for unicompartmental knee replacement (UKR).
［目的］认为膝关节前内侧骨关节炎适合于单髁置换治疗，传统是用应力位摄片帮助诊断前内侧骨关节炎。
Abstract: [Objective]It is extensively conceived that the anteromedial osteoarthritis (OA) of knee is suitable for unicompartmental knee replacement (UKR).
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