Results 71 to 80 of about 1,115 (119)

[Clinical characteristics of late-onset circulatory collapse in preterm infants]. [PDF]

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

[Application of percutaneous endoscopic gastrostomy in children with methylmalonic acidemia or propionic acidemia complicated by feeding difficulties: a case series of 7 patients]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Li WY   +10 more
europepmc   +1 more source

[Medical treatment standards for emergency burn 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

智能电网技术国际发展态势分析 [PDF]

open access: yes, 2010
张军, 李桂菊, 金波, 陈伟
core  

新能源送出系统基于SVG缺相控制的暂态过电压抑制方法

open access: yesGaoya dianqi
针对新能源集中送出系统的人工接地短路试验和仿真结果表明,风电、光伏汇集线路发生单相瞬时接地故障后,系统在故障相分闸至重合期间存在暂态过电压,并已成为制约新能源送出能力的主要因素之一。文中基于对典型新能源集中送出工程暂态过电压的仿真计算和人工接地短路试验结果,分析了汇集线路故障发生及清除后暂态过电压的阶段性特征及其产生机制;研究了静止无功发生器(static var generator,SVG)在原有控制策略下的无功响应情况与系统过电压情况的关联性,分析了原有策略的缺陷 ...
王晨星   +4 more
doaj  

[Binary encryption comprehensive experiment based on agarose gel electrophoresis]. [PDF]

open access: yesSe Pu
Duan JW   +7 more
europepmc   +1 more source

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