Results 111 to 120 of about 2,339 (147)

[Design and research of a pneumatic soft intestine robot imitating the inchworm]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
He Y   +5 more
europepmc   +1 more source

基于拉瓦尔喷管的高速气流灭弧的仿真和试验

open access: yesDianci bileiqi
为了弥补传统并联保护间隙不能自行灭弧的缺陷,文章中提出一种基于拉瓦尔喷管结构的高速气流灭弧防雷保护装置,使故障电弧被高速气流灭弧装置吹灭,提高110 kV及以上电压等级输电系统的运行稳定性。文章依据电磁流体动力学理论,分析电弧运动特性,在COMSOL Multiphysics软件构建灭弧装置的仿真模型,获得高速气流灭弧过程的气流速度、电导率和温度云图,并根据电弧临界温度判据判定电弧被成功熄灭,最后通过高压试验进一步验证灭弧装置的灭弧能力和效果,仿真和试验结果表明 ...
黄萍, 覃宏霖, 徐世杰
doaj  

[Magnetic induced phase shift detection system based on a novel sensor for cerebral hemorrhage]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu J, Yan L, Qin M, Zhang H, Chen M.
europepmc   +1 more source

[Estimation of acetabular cup prosthesis coverage rate in total hip arthroplasty based on X-ray films]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Li D, Zhang Y, Chen Z, Chang W, Ding H.
europepmc   +1 more source

[The key problems of diagnosis and treatment of vocal cord paralysis]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Zheng H, Li M, Chen S.
europepmc   +1 more source

[Evaluation of Gradient-Variant Quantum Dot Fluorescence Technology for Rapid Detection of <i>Brucella</i>]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Li J   +9 more
europepmc   +1 more source

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