Results 71 to 80 of about 8,199 (116)

[Research progress on elbow joint rehabilitation robots]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Li M, Xu F, Wang D, Xu J.
europepmc   +1 more source

[Development of a surface electromyography index system for orofacial muscles and validation of a discriminant model in unilateral molar occlusal interference]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Li W   +11 more
europepmc   +1 more source

500 kV变电站SF6断路器投切并联电容/抗器过电压现场测试

open access: yesDianci bileiqi
新型电力系统对系统无功调节能力提出了新要求,传统并联电抗/容器装置的被投切次数增加、故障率骤增。为探索并联电抗/容器故障原因,本文借助可同时监测10路电压信号、单通道采样频率为100 MHz的测试系统;借助该测试系统,开展了3个500 kV变电站5个间隔、80次的SF6断路器投、切并联电容/抗器现场测试,现场对比了阻容吸收器对过电压的抑制效果。结合现场测试结果,明确了SF6断路器投切并联电抗/容器分闸、合闸电压的特点,获得了预计穿、过电压倍数等特征量的统计特征,明晰了阻容吸收器对分、合闸过电压的抑制效果。
王琼   +7 more
doaj  

[Extracellular matrix materials and tissue regeneration and repair]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Zhao L, Xie H.
europepmc   +1 more source

[Research progress on the causes of pain in knee osteoarthritis]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wei N, Zheng Z.
europepmc   +1 more source

[Ethical considerations for artificial intelligence-enhanced brain-computer interface]. [PDF]

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

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