叙述有关欧美聚合物绝缘子的现状及其优缺点,以及绝缘设计和试验方法等,同时介绍了各种聚合物绝缘子。最近在欧美喜欢用聚合物绝缘子代替瓷绝缘子,包括线路用、电器用和铁道接触网用聚合物绝缘子。据调查,在美国玻璃纤维加强塑料线路绝缘子已占市场20%左右 ...
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[ALK-positive histiocytosis in adults with undifferentiated uterine sarcoma: a case report]. [PDF]
Xu JQ, Lyu BB, Zhao WB, Lin XY.
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[Research progress of electroactivity graphene-based materials in bone repair]. [PDF]
Kang R, Yuan W, Zhu Y.
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[Clinicopathological analysis of mesonephric-like adenocarcinoma in the corpusuteri: A report of 3 cases]. [PDF]
Wang X, Li L, Zhang W, Wang H.
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[How I diagnose and treat chronic myelomonocytic leukemia]. [PDF]
Xiao ZJ.
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[Allogeneic hematopoietic stem cell transplantation for RASGRP2 gene-related inherited platelet function disorders: a case report and literature review]. [PDF]
Wang CL +5 more
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[Swin-ResViT network for real-time generation of high-quality localization MR images from low-quality cine-MR]. [PDF]
Chen B, Wang X, Zhao X, Song T, Li Y.
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[Research progress on the acquisition technology of magnetocardiography]. [PDF]
Kang B +5 more
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高压输电线路绝缘子串中的劣化件会威胁电网安全。为了研究劣化瓷绝缘子的红外发热特性,设置了一系列实验,研究了劣化绝缘子的电阻、沿串位置和环境相对湿度对红外检测的影响。并对含有两片劣化绝缘子的绝缘子串进行了附加实验,以研究了正常绝缘子和低值绝缘子之间不同的发热现象。利用有限元分析仿真进一步分析了红外图像中钢帽的发热机理。实验和仿真结果表明:劣化绝缘子的温升与阻值呈非线性关系,当电阻为30 MΩ时温升最大;绝缘子串两端的劣化易被检测;相对湿度过高可能会导致误检;正常绝缘子的发热区域是钢帽的下部 ...
裴少通 +4 more
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[Determination of vitamin A and vitamin E in human tear by liquid chromatography-tandem mass spectrometry and analysis of their relationship with dry eye]. [PDF]
Luo BB, Jiao JR, Bai J, Liu XY.
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