Results 61 to 64 of about 308 (64)

[Determination of seven perfluoroalkyl and polyfluoroalkyl substances in serum of pregnant women and evaluation of neonatal neurobehavior based on high performance liquid chromatography-tandem mass spectrometry]. [PDF]

Se Pu
Wang ZH, Liang FZ, Chen XR, Wu P, Wu W.
europepmc   +1 more source

[Research progress of magnesium and magnesium alloy implants in sports medicine]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wu Y, Bai L, Liu Y, Han Q, Liu Q, Ai Y, Xu M, Wen N, Shan Z, Yin Z.   +9 more
europepmc   +1 more source

不同加强措施对N形节点疲劳性能影响研究

Jianzhu Gangjiegou Jinzhan
为明确管内“仅填充混凝土”和“管内填充混凝土+布置栓钉”两种加强措施对N形相贯节点疲劳性能的影响，以一座四跨下承式钢管混凝土桁式拱桥为工程背景，建立了全桥杆系模型，并进行疲劳分析得到了受力最不利N形节点；以最不利N节点为研究对象，建立钢管、钢管混凝土和带栓钉钢管混凝土N形节点有限元实体分析模型，对比了3种不同节点受力性能的区别，讨论了3种不同节点疲劳性能差异的机理；对带栓钉钢管混凝土N形节点的栓钉布置形式进行了优化。结果表明：N形节点有限元分析模型具有一定参考价值且计算结果偏于安全 ...
李德臣, 吴庆雄, 管锡琨, 孙晓洲, 韩雨晓, 王帅   +5 more
doaj  

[Application of femoral condyle sliding osteotomy in initial total knee arthroplasty]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wang X, Ma J, Zhang S, Tan R.
europepmc   +1 more source