Results 81 to 90 of about 439,015 (121)

[A study on the propagation characteristics of epileptic spike signals based on simultaneous intracranial and scalp electroencephalography]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Jiang M, Gao D, Li C.
europepmc   +1 more source

[Survey on physical development and nutritional status of children aged 3-6 years in Urumqi City, 2018-2024]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Guo YJ, Gao G, Zhao Z, Zhang DX.
europepmc   +1 more source

[Finite-element simulation and experimental investigation of nanosecond transcranial pulsed electric field propagation and distribution in a three-dimensional brain model]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Chen Y, Yao C, Yan F, Xiao P, Lu X.
europepmc   +1 more source

基于超声波的GIS盆式绝缘子螺栓松动程度监测方法

Gaoya dianqi
GIS中的重要组成部分盆式绝缘子主要通过法兰螺栓进行固定，但螺栓松动会导致盆式绝缘子受力不均甚至气体泄漏等问题，严重影响GIS运行的可靠性和安全性。文中提出了一种GIS盆式绝缘子法兰螺栓松动程度的超声波监测方法，利用压电传感器进行超声信号的激励与接收，并将压电传感器安装在待测螺栓所连接的法兰两侧，根据超声响应信号的能量衰减率来判断螺栓松动程度。通过实验研究了不同工况下超声响应信号能量及其衰减率的变化规律。结果表明，随着螺栓松动程度的增加，响应信号幅值逐渐下降，信号能量衰减率逐渐增大 ...
王伟, 李鹏江, 李国栋, 董理科, 郑志宏, 芦竹茂, 宋建成   +6 more
doaj  

[Primary hyperparathyroidism in pregnancy resulting in hypercalcemic crisis and acute pancreatitis: A case report]. [PDF]

Beijing Da Xue Xue Bao Yi Xue Ban
Xie X, Zhang X, Wang X, Chen L, Zhang F, Zhang R, Ji L, Han X, Liu W.   +8 more
europepmc   +1 more source

[Interventional therapeutic strategies for metastatic liver cancer]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Sun XD, Jin L.
europepmc   +1 more source

[Multi-modal tumor boundary clustering recognition based on artificial intelligence virtual cells and near-infrared surgical field]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Li W, Wang T, Yang X, Zhou F.
europepmc   +1 more source

[Novel advances following the integration of Baveno VII consensus definitions for the non-invasive testing of portal hypertension]. [PDF]

Zhonghua Gan Zang Bing Za Zhi
Chen JL, Yang CQ.
europepmc   +1 more source

[Self-designed experiment in instrumental analysis： online solid phase extraction-high performance liquid chromatography- post column derivatization for the determination of trace pesticide residues in vegetables]. [PDF]

Se Pu
Li Y, Liu YT, Huang X, Zhou ZY, Wang ZQ, Wang J, Ding F, Nan J, Tang A.   +8 more
europepmc   +1 more source

[A case of Berry syndrome associated with <i>SOX11</i>-related Coffin-Siris syndrome type 9]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Wang Y, Wang Z.
europepmc   +1 more source