Results 121 to 130 of about 7,054 (169)

[Risk factors for mortality in children with severe drowning: a 10-year single-center retrospective study]. [PDF]

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

[Research progress on elbow joint rehabilitation robots]. [PDF]

open access: yesZhejiang Da Xue Xue Bao Yi Xue Ban
Li M, Xu F, Wang D, Xu J.
europepmc   +1 more source

[Perioperative management of a patient with Kennedy disease undergoing knee replacement: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Bai P, Zhang H, Wang J, Zhu H, Zeng H.
europepmc   +1 more source

电力储能检测用SnO2/Pd薄膜型氢气传感器及其性能研究

open access: yesGaoya dianqi
为了提升电力储能系统中早期故障氢气浓度检测的精度与效率,进而确保储能设备的安全运行和高度稳定性,文中采用磁控溅射共溅射技术制备了系列SnO2/Pd薄膜型氢气传感器。通过采用不同射频溅射功率(130 W和150 W)在陶瓷片上制备了SnO2掺杂Pd的金属氧化物半导体薄膜,进行了全面的气敏性能测试。结果显示,150 W功率的样品(样品B)在相同氢气浓度下展现出更佳的响应性和较高的工作温度,而130 W功率的样品(样品A)则表现出更优异的长期稳定性。两种传感器均具备良好的选择性,能有效区分油中其他干扰气体 ...
穆石磊   +6 more
doaj  

[Medical treatment standards for emergency trauma wounded (2025 edition)]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
National Health Commission Of The People's Republic Of China.
europepmc   +1 more source

绝缘膜对压缩气体绝缘设备的击穿和粒子运动的影响

open access: yesGaoya dianqi, 1986
在压缩气体绝缘的输变电设备中,通常会受到金属性粒子的污染而大大地损害其绝缘强度。大量的实验表明:用绝缘膜复盖电极不仅能改善设备中气体的绝缘性能,而且也能提高激发导电粒子所需的电压。本文总结了近十年来在压缩气体绝缘设备中,采用绝缘膜来提高其绝缘强度的研究情况。
doaj  

Home - About - Disclaimer - Privacy