Results 71 to 80 of about 1,029,019 (115)

[Clinical efficacy of applying orthoplastic principle in treating Gustilo type ⅢB open ankle joint fractures]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Lin F   +8 more
europepmc   +1 more source

高温后结构钢材单调拉伸和循环荷载试验研究

open access: yesJianzhu Gangjiegou Jinzhan
现有的火灾后钢材残余特性研究大多着眼于钢材在高热下或升温后的残余静力特性,而对过火后钢材在循环荷载作用下的滞回和抗震特性鲜有研究。对于建筑结构和桥梁中常用的Q235和Q355两种钢材,对其进行了500~1 000 ℃的模拟火灾加热处理,并进行自然冷却或浸水冷却。对于冷却后的钢材试样进行了单向拉伸试验和2种不同荷载变化规律下的循环加载试验,得到了模拟温度和不同降温方式对于两种钢材滞回特征的影响规律。由试验结果可得,在受到的最高温度不高于600 ℃时 ...
余玉洁, 张翔, 王霄翔
doaj  

[Applications and challenges of ultra-high molecular weight polyethylene fibers in minimally invasive medical devices]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Shi S   +9 more
europepmc   +1 more source

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