简介:AtpresentE-commercesystemtendstobecomemorecomplex,andtraditionalsystemdesigningmethodscannotfufiltheneedofE-commercesystem,thusrequiringaneffectivemethodassolution.Withthisconcern,thispaperintroducessomeconceptsofcomponenttechnology,thenbringsforwardthenewconnotationandbasicfeaturesofcomponenttechnologythroughtheanalysisofitstechnologicalcharacter.ThispaperfinallydiscussestheapplicationofcomponenttechnologytoE-commercesystem.
简介:Anewfairoff-lineelectroniccashschemeonellipticcurvecryptographywaspresented.Thenewschemeismoreefficientthanthosebyextendingfairoff-lineelectroniccashschemefromfinitefieldintoellipticcurvecryptographyandintroducinganewellipticcurvediscretelogarithmassumption.Theexpirydateanddenominationareembeddedintotheblindlysignedcoinbyintegratingpartiallyblindsignaturewithrestrictiveblindsignature.Abankneednotusedifferentpublickeysfordifferentcoinvalues,shopsandusersneednotcarryalistofbank'spublickeystoverifyintheirelectronicwallet.Atthesametime,thebankjustneedstokeepundueelectroniccoinsfordoublespendingcheckinhisdatabase,thusbank'sdatabasecanbedramaticallyreduced.
简介:近日,省国土资源厅组织有关专家组成验收组,按照国土资源部《国家投资开发整理项目竣工验收暂行办法》、《土地开发整理项目验收规程》等有关要求,对“2003年临漳县临章镇土地整理项目”进行现场验收。项目验收组听取了项目承担单位的竣工汇报,实地考察了工程现场,查阅了项目规划设计、财务决算、审计报告、监理报告及相关图件等有关资料。通过质疑、答辩和认真讨论,组收组认为:该项目自204年4月至2006年5月,严格按规划设计和相关工程质量要求,进行了全面的工程施工建设。该工程项目共完成土地平整34块方田,面积6568.5公顷,新增耕地222.19公顷。项目实施后,为当地群众解决了许多历史遗留问题和困难,不但增加了农民收入,而且也促进了农村社会稳定,加快了小康社会建设步伐,增加了农民就业机会,土地结构更加合理,为项目区发展多种经营提供了保障,取得了明显的经济效益、社会效益和生态效益,达到了土地开发整理项目验收标准和要求,通过验收。