Results 101 to 110 of about 878,941 (147)
[Medical treatment standards for emergency trauma wounded (2025 edition)]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiNational Health Commission Of The People's Republic Of China.
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, 2016 高焓激波风洞能够产生模拟高马赫数飞行条件的气流总温,是研究高温气体效应以及通讯中断问题的有效地面试验设备.本文在JF-10高焓激波风洞总焓16 MJ/kg、总温7900 K的高超声速试验气流状态下,采用能够获得足够空间分辨率且不影响流场结构的针状探针,发展了静电探针测试技术并对10°尖劈模型流场进行了电子密度测量.试验结果表明:研制的探针能够获得模型流场空间电子密度分布规律且具有较好的测量重复性;恒定偏压方法能够获得耦合流场参数的无量纲电子密度,而发展的新型高频扫描电路能有效降低扫描电路中的干扰噪音 ...
聂春生 +4 more
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[Research progress on the acquisition technology of magnetocardiography]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiKang B +5 more
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, 2012 在JF-10高焓激波风洞中利用氢氧爆轰驱动方法获得了总压12.4MPa、总温7440K的高超声速试验气流,采用自行研制的能够获得足够空间分辨率且不影响流场结构的针状电子探针,对10°尖劈模型进行流场电子密度测量;试验结果表明:研制的探针具有较高的测量灵敏度及空间分辨率 ...
姜宗林, 汪球, 余西龙, 赵伟
core
[Safety and efficacy of pulsed radiofrequency therapy for zoster-associated trigeminal neuralgia under general anesthesia]. [PDF]
Zhong Nan Da Xue Xue Bao Yi Xue BanZhang J +9 more
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[Extracellular matrix materials and tissue regeneration and repair]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiZhao L, Xie H.
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[Progress in electric field assisted molecular imprinting technology]. [PDF]
Se PuWu JY, Huang XJ.
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[Research progress on the pathogenesis and clinical treatment of cirrhotic cardiomyopathy]. [PDF]
Zhonghua Gan Zang Bing Za ZhiWang KY, Liu L.
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Gaoya dianqi为了实现气体绝缘开关柜的绝缘介质由SF6向干燥空气等环保型气体转变，开发一种结构小型化、绝缘水平满足要求的干燥空气绝缘开关柜中使用的固封极柱是亟需解决的问题。文中分析了40.5 kV SF6固封极柱置于干燥空气绝缘开关柜中的相间及对地电场分布，结果显示灭弧室动、静端盖板以及绝缘拉杆附近的气—固沿面电场严重超标，易造成沿面闪络。依据气—固复合绝缘理论，采取增加均压屏蔽网、改进绝缘壳体外观结构、重新设计绝缘拉杆等措施进行电场优化。通过仿真分析，优化设计后的固封极柱灭弧室端盖附近沿面最大场强由3.4 kV ...
李龙江, 吴小钊, 李俊豪
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