[A signal sensing system for monitoring the movement of human respiratory muscle based on the thin-film varistor]. [PDF]
Yuan Y, Zhang Z, Xie L, Huang H, Liu W.
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一起110 kV GIS设备自由金属颗粒放电缺陷及解体分析案例
介绍了一起110 kV GIS设备母线PT开关气室超声波信号异常的分析处理案例。通过幅值定位、时延定位和改变设备运行状态,判断缺陷来自于开关气室内部。对局放超声波信号进行多种测试图谱分析,认为该气室底部自由金属颗粒放电是产生异常超声波信号的主要原因。经开罐检查,发现开关静触头均压罩上存在明显刮痕,气室底部存在较多黑色固体碎屑,开关安装工艺不良导致金属碎屑掉落在气室底部,产生局部放电引起超声波信号异常。该起PT开关气室放电是一起较为典型的自由金属颗粒放电案例,为今后类似异常情况的分析处理提供了借鉴与参考。
林岑 +7 more
doaj
[A case of Harel-Yoon syndrome with seizures caused by an ATAD3A variant]. [PDF]
Yang Q, Pan Z, Chen C, Yin F, Peng J.
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[Application of superficial ultrasonography in diagnosing and guiding management of a refractory scalp wound complicated by epidural abscess]. [PDF]
Ling Y, Hu H, Xiang G, Lyu P.
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根据华东地区高压电瓷行业技术会议的决定,南京电瓷厂于1975年7月14日至16日组织华东地区10个电瓷厂负责超声波探伤工作的同志进行了技术交流活动。活动的主要内容是 ...
doaj
[Simultaneous determination of vitamins K<sub>1</sub> and K<sub>2</sub> in cosmetics by QuEChERS-high performance liquid chromatography and verification by high performance liquid chromatography-tandem mass spectrometry]. [PDF]
Sun Q, Chen CX.
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[Research progress on deep learning-based computer-aided diagnosis of thyroid nodules using ultrasound imaging]. [PDF]
Zhou X, Qiu M, Shang J, Wei G.
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[Effect of lower limb amputation on hemodynamic environment of the left coronary artery: a numerical study]. [PDF]
Tai T, Jiang W, Li Z, Diao J, Li X.
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[Application and research progress of metal-organic framework materials in skin repair]. [PDF]
Ma S, Wu W, Liu H, Liu M, Xing F.
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