Results 51 to 60 of about 1,331 (105)

[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

模块墙建筑新型钢-混凝土组合梁柱节点静力性能研究

open access: yesJianzhu Gangjiegou Jinzhan
基于模块墙轻钢-混凝土框架结构体系,提出了一种适用于该结构的轻钢-混凝土组合柱-H型钢梁节点。为研究此节点的力学性能,对三组梁柱节点试件进行了单调加载试验。试验结果表明,在梁端单调荷载作用下,节点呈现出明显的半刚性特征。破坏表现为型钢拼合柱翼缘的屈服变形和混凝土的开裂,并随着顶角钢弯曲变形过大和加劲肋焊缝开裂而导致节点失效。采用ABAQUS有限元软件进行了精细化模拟。有限元模型的变形过程和破坏特征与试验结果相吻合。考虑H型钢梁截面高度、C型钢厚度和角钢厚度三个关键参数,进行了参数化分析。结果显示 ...
苏佶智   +4 more
doaj  

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