Results 61 to 70 of about 2,731 (104)

[Expert consensus on the diagnosis and treatment of common neonatal diseases in primary healthcare institutions: congenital heart disease (2025)]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Subspecialty Group of Neonatology   +2 more
europepmc   +1 more source

半导体釉绝缘子表面处理以减小电化学腐蚀

open access: yesDianci bileiqi, 1988
为了减小污秽沉积物和半导体釉部分表面产生的整流效应引起的半导体釉绝缘子表面的电化学腐蚀,建议在半导体釉上涂上0.1~0.2mm厚的绝缘层。研究了涂覆此保护层的适当的工艺,该工艺能保证瓷套和半导体釉之间 ...
doaj  

GSW型无续流避雷器保护配电变压器的效果分析

open access: yesGaoya dianqi, 1981
对GSW型无续流避雷器动作后在被保护变压器上产生的层间和匝间电压进行了模拟试验研究,给出了常用变压器在此情况下所具有的绝缘配合裕度,并对使用的GSW型避雷器保护配变的效果作了全面的对比分析。
doaj  

[Minimally invasive cochlear implantation:applicationand future directions]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi
Dai P   +8 more
europepmc   +1 more source

Home - About - Disclaimer - Privacy