Cigarette roller double-thick needle roller cut tobacco feeding device
, 2010 本实用新型涉及卷烟机后身的供丝系统,具体地说是一种卷烟机双粗针辊供丝装置,包括第一、二弹丝辘、上匀丝辊、光电传感器、回丝振槽、下匀丝辊、刷丝辊及上、下粗针辊,上粗针辊设置在卷烟机墙板内的上部、位于落料器的下方,上匀丝辊位于上粗针辊的上方,上匀丝辊及上粗针辊通过驱动装置同步驱动;上粗针辊的一侧设有第一弹丝辘,另一侧为上供丝区,上供丝区的墙板上安装有光电传感器;第一弹丝辘的下方设有下粗针辊,下粗针辊的一侧分别设有第二弹丝辘及刷丝辊,另一侧为下供丝区,回丝振槽位于上粗针辊与下供丝区之间,在回丝振槽的下方 ...
王海涛 +7 more
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, 2012 本发明公开了一种间接测量气动推力的方法及装置，该气动推力测量装置主要包括动压探针、探针支撑件、可移动平台、数据采集系统及数据处理和分析系统几部分。本发明的方法是：通过探针支撑件将动压探针固定于可移动平台，调节动压探针，使得动压探针轴线和火箭发动机轴线平行并在同一高度。当可移动平台沿垂直于发动机轴线的方向匀速移动、使得动压探针扫过从发动机喷口喷出的高超声速喷流时，置于动压探针后端的压差传感器实时响应高超声速喷流的动压信号，数据采集系统实时采集动压及其分布信号 ...
潘文霞, 吴承康, 孟显
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[Development of a Risk Prediction Model for Moderate-to-Severe Complications Associated With Peripheral Intravenous Catheters in Older Patients]. [PDF]
Sichuan Da Xue Xue Bao Yi Xue BanChen X, Guo Y, Liang Z, Li L.
europepmc +1 more source
[Clinical application progress, hot topics, controversies and future prospects of segmental metallic ureteral stents]. [PDF]
Beijing Da Xue Xue Bao Yi Xue BanHu H, Bian X, Xu T.
europepmc +1 more source
[Efficacy evaluation of extracellular vesicle drug delivery system in orthotopic intravesical perfusion for bladder cancer]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiZheng M, Gao X, Liu J, Tan L, Song Y.
europepmc +1 more source
[Progress in surgical fixation methods for patellar osteochondral fractures following acute patellar dislocation]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiLi J, Gong L, Zhou M.
europepmc +1 more source
[Comparison between Taylor spatial frame and Ilizarov circular frame in treatment of large-segment tibial bone defect]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiShi B, Shu H.
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[Construction and Validation of a Risk Prediction Model for Catheter Blockage in Patients With Implantable Venous Access Ports]. [PDF]
Sichuan Da Xue Xue Bao Yi Xue BanZhang S, Han S, Zhao N.
europepmc +1 more source
[Effectiveness analysis of using an orthopedic broken screw hollow saw in management of accidentally sutured surgical drains]. [PDF]
Zhongguo Xiu Fu Chong Jian Wai Ke Za ZhiZhu B, Wang W, Zhang M, Jiang Q.
europepmc +1 more source
, 2013 一种导电原子力显微镜的探针,包括悬臂探针基底、针尖和设置在针尖表面的导电薄膜,所述导电薄膜的材料是石墨烯。本发明进一步提供了采用上述探针测量半导体局域导电性质的方法以及测量太赫兹波段无孔针尖近场光学探测的方法。本发明利用了石墨烯是由碳原子组成的可薄至单原子层的,零带隙、半金属的二维层状薄膜材料的特点,其导电性好,电子迁移率高,并且费米面可随充放电自我调节,具有较低的载流子注入势。此外,石墨烯的电子等离激元震荡频率正好位于太赫兹波段,材质柔软,热力学稳定性强 ...
钟海舰 +4 more
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