简介：中宇科技有限公司成立于1996年。中宇在世界携带型数码影音播放器市场上，是领导者，专注快闪记忆体个人数码产品（MP3、PHOTOVIEWERS，USDDRIVE等等）的设计，研发，制造及分销，快捷及具有弹性提供一站式服务给客户，确保产品质量保证。近年来，发展综合性加工项目有GPS环球定向系统及手机产品。

简介：凌力尔特公司（LinearTechnologyCorporation）推出LTC3824的高可靠性（MP）级新版本，该器件是一个具有4～60V输入范围、低静态电流、100％占空比的降压型DC／DC控制器，采用小型耐热增强型MSOP-10封装。该MP级器件规定在-55℃～125℃的结温范围内工作，非常适用于空间受限的汽车、工业、电信、数据通信和由电池供电的应用．

简介：日前，业内领先的应用与媒体娱乐服务平台的专业音频压缩技术提供商CodingTechnology，与国内电媒音乐的先锋A8音乐集团就如何进一步拓展其在手机流媒体音乐以及娱乐市场的发展进行进一步洽谈。A8音乐集团希望通过CodingTechnology的专业技术而加速其发展，后者作为3GPP/3GPP2的音频压缩标准aacPlusvl/aacPlusv2的主要开发商，拥有众多专利技术。其aacPlus标准可在尽可能低的码率条件下追求较高的音频质量，体现在更低的网络通信量，从而为网络运营商增加ARPU值。

简介：Extractingrare-earthelementsfromcoalcouldsoonbeeconomicalinU.S.ExtractedfromthereportofUNIVERSITYPARK,Pa.TheU.S.couldsoondecreaseitsdependenceonimportingvaluablerare-earthelements,accordingtoateamofPennStateandU.S.DepartmentofEnergyresearcherswhofoundacost-effectiveandenvironmentallyfriendlywaytoextractthesemetalsfromcoalbyproducts.UsingbyproductsofcoalproductionfromtheNorthernAppalachianregionoftheU.S.,theteaminvestigatedwhetherachemicalprocesscalledionexchangecouldextractREEsinasafermannerthanotherextractionmethods.Resultsshowthationexchangeismoreenvironmentallyfriendlyandrequiresless

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简介：HighqualitynaturalmeteoriticmagnetsuccessfullyproducedinashorttimeSource:websiteofTohokuUniversityResearchersfromTohokuUniversityinJapanhavesucceededinproducingacompletelyrare-earthfreehigh-qualityFeNimagnet.Theteam,ledbyProfessorAkihiroMakinoasprincipalinvestigatorissupportedbyaMEXT(MinistryofEducation,Culture,Sports,ScienceandTechnology,Japan)projectentitled,"Ultra-low

简介：Square是Twitter的创始人之一JackDorsey新创立的一个项目，让人们可以利用智能手机进行信用卡支付。这项创新将极大地改变现有的交易方式。《新货币》一文带我们了解Square的方方面面。

简介：西门子决定出售旗下的SIPLACE贴装设备业务部门给ASMPacificTechnologyLtd．HongKong（ASMPT）。双方公司已经就此项交易签署了一项协议。

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简介：Astrongdelegationof12membersheadedbyProf.Dr.lng.BrunoMueller,theVicePresidentandmem-beroftheBoardofthePowerTransmissionandDistributionGroupofSiemensAGcametoChinaonOct.23,1991torunseminarsonSiemenstechnology,introducingsystematicallythetrendsandstate-of-the-artpracticesinpowertransmissionanddistributionsystems.ThedelegationwasontheinvitationoftheDepartmentofIn-ternationalCooperationofMinistryofEnergyandChinaElectricity

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简介：WhenIopenedmye-mailtheotherday,ablond（白肤金发碧眼的）womannamedRachelappearedonmycomputerscreen.

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简介：Terahertzwaves,sittinginthegapbetweenthemiddleinfraredandmillimeterwaveregions,areknownasthelastvacantareaoftheelectromagneticspectrumthathasnotquitebeenunderstoodandbroughtintoapplications.TheTerahertzregionhasbeenthefocusofresearchworldwidesinceearly1990s.Duetotheiruniquecharacteristics,

简介：Terahertzwaves,sittinginthegapbetweenthemiddleinfraredandmillimeterwaveregions,areknownasthelastvacantareaoftheelectromagneticspectrumthathasnotquitebeenunderstoodandbroughtintoapplications.TheTerahertzregionhasbeenthefocusofresearchworldwidesinceearly1990s.Duetotheiruniquecharacteristics,

简介：Terahertzwaves,sittinginthegapbetweenthemiddleinfraredandmillimeterwaveregions,areknownasthelastvacantareaoftheelectromagneticspectrumthathasnotquitebeenunderstoodandbroughtintoapplications.TheTerahertzregionhasbeenthefocusofresearchworldwidesinceearly1990s.Duetotheiruniquecharacteristics,Terahertztechnologieshaveawiderangeofapplications,suchashazarddetection,highspeeddatacommunications,radioastronomy,andbiomedicalimaging.

简介：Terahertzwaves,sittinginthegapbetweenthemiddleinfraredandmillimeterwaveregions,areknownasthelasvacantareaoftheelectromagneticspectrumthathasnotquitebeenunderstoodandbroughtintoapplications.TheTerahertzregionhasbeenthefocusofresearchworldwidesinceearly1990s.DuetotheiruniquecharacteristicsTerahertztechnologieshaveawiderangeofapplications,suchashazarddetection,highspeeddatacommunications

简介：Terahertzwaves,sittinginthegapbetweenthemiddleinfraredandmillimeterwaveregions,areknownasthelastvacantareaoftheelectromagneticspectrumthathasnotquitebeenunderstoodandbroughtintoapplications.TheTerahertzregionhasbeenthefocusofresearchworldwidesinceearly1990s.Duetotheiruniquecharacteristics,

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