Results 141 to 150 of about 21,249 (196)

[A prospective study of super-thin anterolateral thigh flap harvesting assisted by high-frequency color Doppler ultrasound in detecting perforators in deep adipose layers]. [PDF]

Zhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Liu Q, Zhou J, Wang W, Chen X, Xu Y, Huang H, Mi J.   +6 more
europepmc   +1 more source

多谐波工况下高压并联电容器热稳定温度影响因素研究

Gaoya dianqi
谐波将引起高压并联电容器损耗增大，导致设备发热严重，影响高压并联电容器安全稳定运行。现有研究对电容器热稳定温度随谐波组合的影响规律研究较少，且不能准确获得内部温度。通过对变电站内电容器运行数据进行测量分析，获得电容器的实际运行工况中奇次谐波含量高。基于此，为并联电容器施加多种奇次谐波，以模拟实际运行工况，采用恒电流法对高压并联电容器开展热稳定试验，在被试电容器外部和内部分别安装温度传感器，测量不同工况下电容器的外壳温度和心子温度。试验结果显示，在单频次电流激励下，热稳定温度随频率先降低后增加 ...
孙启明, 祝令瑜, 盖斌
doaj  

[Development and electrophysiological validation of a temporal interference transcranial magnetic stimulation system for mice]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Cui C, Wang T, Zhang Y, Zheng W, Xu G.
europepmc   +1 more source

[Machine learning-based prediction model for caries in the first molars of 9-year-old children in Suzhou]. [PDF]

Hua Xi Kou Qiang Yi Xue Za Zhi
Chen L, Wang X, Zhu K, Ren K, Wu Z.
europepmc   +1 more source

[Effects of 40 Hz light flicker stimulation on hippocampal-prefrontal neural activity characteristics during working memory tasks in Alzheimer's disease model rats]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu S, Wang L, Li S, Xu G.
europepmc   +1 more source

[Study on the electric field transmission characteristics of conducted-electrode tumor treating fields]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Liu K, Zhang J, Shi J, Fang H, Li X.
europepmc   +1 more source

[A high temporal resolution dynamic T₂*W imaging study based on step oxygen stimulation of rat kidneys]. [PDF]

Nan Fang Yi Ke Da Xue Xue Bao
Sun S, Tao Q, Zhao K, Hu Q, Feng Y.
europepmc   +1 more source

[Research on hybrid brain-computer interface based on imperceptible visual and auditory stimulation responses]. [PDF]

Sheng Wu Yi Xue Gong Cheng Xue Za Zhi
Pang Z, Wang Y, Dong Q, Cheng Z, Li Z, Zhang R, Cui H, Chen X.   +7 more
europepmc   +1 more source

[A qualitative study of sensory hypersensitivity in children with autism spectrum disorder and individuals with subclinical autistic traits]. [PDF]

Zhongguo Dang Dai Er Ke Za Zhi
Liu YC, Zhu DL, Hong XR, Zhou HY.
europepmc   +1 more source

非相关文献知识发现的关键技术研究 [PDF]

, 2008
冷伏海, 张云秋
core