Results 91 to 100 of about 5,851 (176)

[Medical treatment standards for emergency trauma wounded (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
National Health Commission Of The People's Republic Of China.
europepmc   +1 more source

["Chongqing experiences" in treatment of bone infections]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xie Z.
europepmc   +1 more source

[Advances in application of hydrogels for treatment of osteonecrosis of the femoral head]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Han G, Li Q, Wang Q, Kang P.
europepmc   +1 more source

[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

分体分步式换流变有载分接开关研制

open access: yesGaoya dianqi
特高压直流换流变压器有载分接开关长期承载满负荷运行的方波电流,切换电流di/dt大,熄弧困难,并且动作频繁,基本被国外企业垄断。文中首先针对特高压换流变传统有载分接开关无任何直接有效的电气量监测保护的“黑盒”难题,以及故障极易引起换流变本体损坏,影响特高压直流工程可用率问题,提出了一种分体分步式有载分接开关拓扑,实现换流变有载分接开关核心部件分体布置以及分步闭环控制保护,并分析梳理了工程应用的电气应力;然后进行了切换开关、分接选择器和控制保护装置等关键核心部件的研制;最后搭建基于LC谐振法的切换试验系统,
吕玮   +5 more
doaj  

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