Bridges (10, 12, 14) Are Used To Interconnect Local Area Networks Transparently. In The Ieee 802.1D Standard For Bridges, A Spanning Tree Is Built Among The Bridges For Loop-Free Frame Forwarding (Fig. 10). Although This Approach Is Simple, It Does Not Support All-Pair Shortest Paths. A Novel Bridge.....
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本项目是以数据建模、实时通信、虚拟现实、应用集成等技术为支撑，开发完成的国内具有自主知识产权的复杂产品虚拟试验支撑平台，主要由试验方案动态生成子系统、试验过程控制子系统、试验过程可视化子系统、试验数据管理子系统、试验数据分析子系统五个子系统构成，在虚拟试验体系构建方法、虚拟试验支撑平台开发、虚拟试验应用系统构建、虚拟试验模型验证和分析方法等方面具有创新。本项目的应用可有效弥补复杂产品小子样实物试验带来的验证局限性，模拟无法在真实条件下进行的系统级虚拟试验验证，在多次实物试验的基础上建立复杂产品虚拟试验模型，为全面考核复杂产品的设计性能提供试验数据和分析手段。本项目突破了多项关键技术，并已形成原.....
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The Invention Provides An Improved Method Of Manufacturing An Hts Tape Coil For An Mri Device With Enhanced Protection, The Method Comprising Attaching High-Q Capacitors At Each End Of An Hts Wire, Removing Substantially All Electrically Conductive Sheathing Material On An Inner Side Of The Hts Wire.....
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The persistence of covalently closed circular (ccc) DNA of Hepatitis B Virus (HBV) in liver cells is believed to be the major reason for relapse after completion of HBV antiviral therapy. Up to now, there is no sensitive method to quantify cccDNA in infected liver cells. A set of primers were design.....
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A general, efficient, and environmentally friendly method is provided for producing mostly beta-epoxides of DELTA5-unsaturated steroids using certain ketones as the catalyst along with an oxidizing agent, or by using certain dioxiranes. In another aspect of the invention, a method is provided for pr.....
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