Results 101 to 110 of about 23,807 (162)

[Rheumatoid arthritis complicated with necrotizing fasciitis: A case report]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Lyu X   +7 more
europepmc   +1 more source

[Clinic behavior and therapeutic status of patients with antiphospholipid syndrome]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Li Y, Liu X, Li G, Li C, Jia Y.
europepmc   +1 more source

[A follow-up study on total hip arthroplasty in patients with systemic lupus erythematosus combined with osteonecrosis of femoral head]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Wang X   +6 more
europepmc   +1 more source

气压湿度对空气隙绝缘特性的影响研究

open access: yesGaoya dianqi
外界环境条件影响以空气为介质的电力设备外绝缘性能,为了研究空气放电的物理特性,文中基于Boltzmann方程研究空气中电子与分子碰撞的微观过程,计算分析气压、湿度对空气隙绝缘性能的影响规律。结果表明,温度为300 K,气压为1.0 atm(1 atm=101 kPa)时,空气相对湿度的升高会改变电子能量分布函数和电子输运参数。相对湿度每升高30%,电子平均能量下降约0.2 eV,约化电子迁移率下降约0.25×1023(V∙m∙s)-1,约化电子扩散系数下降约0.2×1024(m∙s)-1 ...
苏梦函   +5 more
doaj  

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