Results 51 to 60 of about 3,601 (100)

自然污秽绝缘子串在试验室的试验研究 附视频

open access: yesDianci bileiqi, 1980
本文叙述了自然污秽绝缘子在试验室得到的各种特性,提出了污秽绝缘的电压裕度系数和用于系统绝缘监视的临界泄漏电流值,给出了污秽绝缘子雾闪电压与盐密间的回归曲线。本文还探讨了人工污秽试验的等价性。
doaj  

[Oral homeostasis imbalance under hypoxia]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Xu Y, Wang S, Zhou J.
europepmc   +1 more source

自然污秽条件下有机直流绝缘子的研究

open access: yesDianci bileiqi, 1995
自然污秽条件下有机直流绝缘子的研究有机绝缘子在自然污秽条件下应用于交流输电线路敞口式设备上的情况已经详细地掌握。但是该类绝缘子在直流线路上的应用尚未能掌握更多资料。文章提供了有机绝缘子和瓷绝缘子在100kV直流电压和0.015mg/cm2的等值附盐密...
doaj  

[Expert consensus on perioperative management of tooth extraction in patients receiving denosumab therapy]. [PDF]

open access: yesHua Xi Kou Qiang Yi Xue Za Zhi
Ye L   +27 more
europepmc   +1 more source

[Research progress on the causes of pain in knee osteoarthritis]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Wei N, Zheng Z.
europepmc   +1 more source

[Oral Health Status of Obese Children andIntervention Strategies]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Cheng R, Lei L, Zhang R, Cai H, Hu T.
europepmc   +1 more source

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