Results 61 to 70 of about 495 (104)

[Microwave sensor for recognition of abnormal nodule tissue on body surface]. [PDF]

open access: yesSheng Wu Yi Xue Gong Cheng Xue Za Zhi, 2023
Li C, Guo H, Zhou C, Wang X, Bai J.
europepmc   +1 more source

大吨位圆柱头瓷绝缘子电场分布特性分析

open access: yesDianci bileiqi
针对某型420 kN圆柱头以及某型420 kN圆锥头盘形悬式瓷绝缘子产品,采用有限元法对比分析了稳态工频电压、陡波前冲击电压条件下瓷绝缘子的电场分布特性,为后续的产品优化提供了设计参考。在稳态工频条件下,圆柱头绝缘子电场最大值显著高出圆锥头绝缘子,但未达到瓷件击穿电压阈值;因此在稳态工频耐压试验中,圆柱头绝缘子的通过率与圆锥头绝缘子相比未见显著差异。在陡波前冲击电压条件下,未上砂圆柱头圆锥头电场亦显著高出圆锥头绝缘子。对不同密度不同砂型圆柱头绝缘子开展仿真计算发现:在中等密度条件下 ...
胡俊华   +6 more
doaj  

[Clinical exploration and practice of a 16-step new model of comfortable supragingival scaling]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Chen Y   +6 more
europepmc   +1 more source

[Efficacy of artificial dermis in repairing small to medium-sized deep partial-thickness scalds in infants and young children]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Ding XH   +5 more
europepmc   +1 more source

[Research progress on the characteristics of magnetoencephalography signals in depression]. [PDF]

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

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