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摇臂旋转电讯法检测转钢辊道的平行度
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作者 钱利霞 梁军 陈锐 《工具技术》 北大核心 2008年第5期88-90,共3页
针对精轧机前转钢辊道用常规检测方法不能准确检测平行度的问题,应用摇臂旋转电讯法对其进行检测,阐述了检测原理和方法,并从数学几何角度与实测数据两方面进行论证和分析,验证了检测方法的正确性。
关键词 电讯法 辊子 检测 平行度
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Investigation and Comparison of Two Models in Galvanic Coupling Intra-body Communications 被引量:3
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作者 PUN Siohang GAO Yueming +3 位作者 WONG Kuokkit MAK Pengun VAI Mangi DU min 《China Communications》 SCIE CSCD 2010年第4期35-40,共6页
Intra-body communication (IBC) is a new,emerging,short-range and human body based communication methodology.It is a technique to network various devices on human body,by utilizing the conducting properties of human ti... Intra-body communication (IBC) is a new,emerging,short-range and human body based communication methodology.It is a technique to network various devices on human body,by utilizing the conducting properties of human tissues,suitable for currently fast developing Body area network (BAN)/Body sensor network (BSN).IBC is believed to have advantages in power consumption,electromagnetic radiation,interference from external electromagnetic noise,security,and restriction in spectrum resource.In this article,the authors develop two models,which are analytical and empirical approaches,for comparing the performance and accuracy of IBC on a human limb.Through in vivo experiment of five volunteers,both models basically match with the experimental result with equivalent circuit model superior than electromagnetic model in term of maximum error. 展开更多
关键词 Intra-body Communication Analytical Model Empirical circuit model
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