Results 111 to 120 of about 1,644 (197)

[SCD programmatic diagnostic strategy and diagnostic pathway for vertigo disease]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Kong W.
europepmc   +1 more source

[Wernicke's encephalopathy after haploid hematopoietic stem cell transplantation: 3 cases report and literature review]. [PDF]

open access: yesZhonghua Xue Ye Xue Za Zhi
Xiao QQ   +6 more
europepmc   +1 more source

内嵌加劲耗能钢板的箱形钢墩柱拟静力试验及数值分析

open access: yesJianzhu Gangjiegou Jinzhan
地震作用下钢桥墩根部易发生屈曲破坏且震后难以快速修复。基于可恢复功能理念与钢桥墩的受力特征,提出一种具备震后易恢复功能的新型箱型钢桥墩。此新型桥墩通过设置可更换的加劲耗能壁板以增强结构的耗能与变形能力,且震后能够快捷更换受损的耗能壁板以恢复桥墩力学性能。为研究设置加劲耗能壁板的箱型钢墩柱的抗震性能,选取耗能壁板上加劲肋的布置形式、轴压比及耗能板强度等作为影响参数进行拟静力试验,且通过有限元数值模拟,综合探讨此类新型试件在地震作用下的力学性能;并对比分析新型桥墩的受力特点和破坏机理 ...
孙德畅   +5 more
doaj  

端部带肋圆高强钢管超高性能混凝土柱抗震性能研究

open access: yesJianzhu Gangjiegou Jinzhan
为量化端部加劲肋对圆高强钢管超高性能混凝土(ultra-high performance concrete filled high-strength steel tubular, UHPC-HST)柱抗震性能的影响,以加劲肋的高度、宽度、数量为参数,对8个端部带肋圆UHPC-HST柱试件进行了低周反复荷载试验,探究了各参数对试件破坏形态、滞回曲线、骨架曲线和抗震性能指标的影响规律。结果表明:各试件的滞回曲线饱满,具有良好的抗震性能,端部带肋试件的承载能力与耗能能力明显高于无肋试件的承载能力与耗能能力 ...
骆志   +5 more
doaj  

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