Results 81 to 90 of about 1,078 (177)

[Research progress of tibial tunnel positioning techniques in posterior cruciate ligament reconstruction]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li R, Liao Y, Guo F, Chen Q, Li S, He C.
europepmc   +1 more source

[State-of-the-art in peripheral nerve injury diagnosis and therapy]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Sun J, Chen L.
europepmc   +1 more source

钢塔-组合塔混合结构结合部承载性能试验研究

open access: yesJianzhu Gangjiegou Jinzhan
针对新型钢塔-组合塔混合结构结合部构造,开展了局部缩尺模型轴压试验,并建立了非线性有限元模型与试验结果进行比较。研究了钢塔-组合塔结合部的极限承载力以及破坏形式,探究了钢板应变分布规律和焊钉受力分布规律,并对传力路径和荷载分担比例进行了变参数分析。研究结果表明:新型钢塔-组合塔混合结构结合部的承载力符合设计要求;结合部的破坏形式表现为承压板下方钢壁板达到屈服并发生鼓曲变形;承压板为结合部的核心传力构件,增大板厚可以提高结合部承载力以及承压板所传递的荷载,其厚度宜与外壁钢板厚度相近 ...
高晓沛   +4 more
doaj  

[Effectiveness of arthroscopic release assisted with medial small incision in treatment of non-traumatic elbow stiffness]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Lü L   +10 more
europepmc   +1 more source

双相不锈钢套管加固锈蚀RC短柱轴压力学性能试验研究

open access: yesJianzhu Gangjiegou Jinzhan
钢筋混凝土(RC)桥柱的锈蚀问题直接危及桥梁的安全性和使用寿命,必须同时采取腐蚀防护和加固措施。提出采用双相不锈钢套管加固锈蚀RC桥柱,为研究其轴心受压力学性能,对10根双相不锈钢套管加固锈蚀RC短柱、2根低碳钢套管加固锈蚀RC短柱和4根未加固RC短柱对比试件进行了轴心受压试验,获得了试件的破坏形态和荷载-位移曲线。在此基础上分析了钢筋锈蚀率、钢套管壁厚、钢套管材质和填充混凝土类型(自密实自应力混凝土和自密实混凝土)对试件轴压力学性能的影响规律 ...
张帅, 高剑平, 应宗豪, 曹忠民
doaj  

[Treatment of inferior pole patellar fractures with suture anchors and headless compression screws]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang J, Zhang W, Tian Z, Jiang Y, Yao Q.
europepmc   +1 more source

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