Results 71 to 80 of about 18,581 (123)

[Gambogic acid protects against lipopolysaccharide-induced acute lung injury via the MAPK signaling pathway]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Wang L   +5 more
europepmc   +1 more source

基于1次人工触发闪电的接地体散流特征分析

open access: yesDianci bileiqi
接地是雷电防护中最重要的环节,接地体的散流能力直接决定了防雷效果的好坏。为了研究真实雷电条件下接地体的散流特征,基于人工触发闪电技术开展了接地体的散流试验,获取了埋地接地体不同位置的雷电流数据,分析了不同闪电放电过程雷电流在接地体上的散流特征,并结合仿真进行了对比分析。研究表明,雷电流在20 m接地体上的散流比例主要集中在前段(57.6%),后段散流比例相对较小(30.8%),残余的雷电流峰值为总电流的11.6%。不同放电过程的散流特性存在显著差异,回击过程在接地体前、后段散流分布极不均匀 ...
颜旭   +5 more
doaj  

[Chronic pain: from central sensitization to network homeostasis imbalance]. [PDF]

open access: yesNan Fang Yi Ke Da Xue Xue Bao
Ruan C   +7 more
europepmc   +1 more source

[Design and implementation of a multi-protocol fusion wireless access point for internet of medical things]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu B   +6 more
europepmc   +1 more source

[Recent advances in epidemiology, prevention and treatment of hepatitis C in China]. [PDF]

open access: yesZhonghua Gan Zang Bing Za Zhi
Yu JJ   +7 more
europepmc   +1 more source

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