Results 1 to 10 of about 8,663 (187)

[Bayesian network analysis of harsh parenting, experiential avoidance, and adolescent short video addiction risk]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Lyu LH   +5 more
europepmc   +1 more source

SF6气体压力对GIS隔离开关操作时暂态电压过程的影响分析

open access: yesGaoya dianqi
SF6气体压力直接关系到气体绝缘组合电器(GIS)隔离开关分合过程中触头间的动态绝缘特性。为研究SF6气体压力变化对隔离开关操作时所激发暂态电压过程的影响,文中根据GIS隔离开关开合短母线方式1试验,基于1 100 kV GIS隔离开关搭建试验平台,将隔离开关绝缘气体压力从0.4 MPa分别提升至0.5 MPa和0.54 MPa,利用超宽频电压监测系统准确测量了隔离开关操作时断口两侧的暂态电压,并分析暂态电压时域特征、频谱分布和时频分布特征变化。通过试验数据分析发现当随着SF6气体压力增大 ...
何雨峰   +6 more
doaj  

[Development of a surface electromyography index system for orofacial muscles and validation of a discriminant model in unilateral molar occlusal interference]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Li W   +11 more
europepmc   +1 more source

[Efficacy and cost analysis of two fluoride varnishes in community-based interventions for early childhood caries]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Yang C   +7 more
europepmc   +1 more source

[Efficacy of sequential lateral position management in patients with chronic wounds and pulmonary complications: a prospective RCT]. [PDF]

open access: yesZhonghua Shao Shang Yu Chuang Mian Xiu Fu Za Zhi
Yin X, Chang F, Shao LJ, Cao J, Sha W.
europepmc   +1 more source

[Risk factors for ventilator-associated pneumonia in patients with chest trauma in intensive care unit]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Zhao J   +6 more
europepmc   +1 more source

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