首页 | 本学科首页   官方微博 | 高级检索  
相似文献
 共查询到20条相似文献,搜索用时 343 毫秒
1.
1 INTRODUCTIONMetalsulfidesarethemainsourceofnon ferrousmetals .Intheirextractionfromores ,theprocessofmineralflotationplaysamostimportantrole .Elec trochemicalmethodsbecomeveryusefulforstudyofmetalsulfidesandtheirflotationdueanelectrochemi calnatureofthe…  相似文献   

2.
ElectrocrystallizationMechanismofTungsteninMoltenKF-B_2O_3-K_2WO_4WenZhenhuanandLiGuoxun文振环,李国勋(GeneralResearchInstiiuteforNo...  相似文献   

3.
Electric Double layer Capacitor Based on Activated Carbon Material   总被引:1,自引:0,他引:1  
1 IntroductionElectrochemicalcapacitorsareuniqueenergystoragedevices ,whichexhibit2 0to2 0 0timesgreatercapacitancethanconven tionalcapacitors .Electrochemicalcapaci torscanbesimplyclassifiedintotwomaincategories:electricdouble layercapacitors(EDLCs) ,whichmain…  相似文献   

4.
GDH─36型钢筋电渣压力焊机的工作原理及应用PrinciplesandApplicationsofBarElectroslagButtWelderModerGDH—36ShenyangNo2ElectricWeldingMachineWorks(l...  相似文献   

5.
钢筋电渣压焊工艺过程稳定性的分析北京工业大学(100022)卢振洋,胡正衡AhalysisonBarElectroslagWeldingProcessBeijingPolytechnicuiversityLuZhengyangetal钢筋电渣压焊的基...  相似文献   

6.
ElectrochemicalNucleationofTitaniumonPlatinumZhaoBaodong(赵保东)BranchCampusofBeijingUniversity,Beijing100083,ChinaReceived17Feb...  相似文献   

7.
DeterminationofDiffusionCoefficientofActiveComponentinLiquidAlloywithMoltenSaltElectrochemicalMethodsDuSenlinandSuMingzhong(杜...  相似文献   

8.
1 INTRODUCTIONTheelectrochemistryplaysanimportantroleontheflotationofsulfideminerals .Extensiveresearchhasdemonstratedthattheflotationofsulfidemineraldependsstronglyontheoxidationpotentialintheen vironmentsurroundings[1~ 4 ] .Controllingtheelectro chemical…  相似文献   

9.
Recent advances in electrochemistry of sulfide mineral flotation   总被引:8,自引:0,他引:8  
1 ELECTROCHEMISTRYOFFLOTATIONItisnowover 4 0yearssinceNixonproposedanelectrochemicalmechanismtoexplaintheinteractionofthiolflotationcollectorswithsulfidemineralsur facesandprovideameansofreconcilingthedifferenttheoriesthathad previouslybeenresolutelyad v…  相似文献   

10.
DEVELOPMENTOFANEWGENERATIONOFADDITIVESFORALUMINIUMROLLINGLUBRICATIONMaoDaheng;XiaoGang;MaWenhong(CollegeofElectro-mechanicalE...  相似文献   

11.
1.IntroductionInengineeringorindustry,oftenitisnecessarytocarryoutautomaticcontroloftemperatureforspecialpurposesorjustforkeepingthenormaloperatingconditions.Atpresent,mostofthetemperaturescontrollingapparatusesarebasedonElectromechanicalsystem.Thee…  相似文献   

12.
1 INTRODUCTIONThestudyofspontaneouscurrentorpotentialfluc tuations,whichhasbeendesignatedaselectrochemicalnoise(EN) ,forthecharacte  相似文献   

13.
电子弧焊电源的微机在线检测ComputernizedOn-lineTestingofElectronicArcWeldingPowerSourceTangshanElectronicEquipmentFactoryFanChaoetal唐山电子设备厂...  相似文献   

14.
Hot top electromagnetic casting research of Al thin slab   总被引:3,自引:0,他引:3  
1 INTRODUCTIONElectromagneticcasting(EMC)isamouldlesscontinuouscastingtechnologywithwhichliquidmetalisshapedbyelectromagneticforceandithasadvantagessuchas:smoothingotsurface,compact,homogeneoustissueandhighercastingvelocity.EMCtechnologyhasbeendev…  相似文献   

15.
1INTRODUCTIONElectromagneticforming,esentialybeingakindofapplicationofimpulseintensivecurenttechniqueinmetalworking,dealswith...  相似文献   

16.
Electrochemical Study on Formation of Dy-Ni Alloy in Molten Chlorides   总被引:1,自引:1,他引:1  
ElectrochemicalStudyonFormationofDy-NiAlloyinMoltenChloridesTongYexiang;LiuGuankun;YangQiqin;HongHuichan,(童叶翔)(刘冠昆)(杨绮琴)(洪惠婵)...  相似文献   

17.
日本CO_2焊机短路保护的实现唐山市电子设备(集团)厂(063000)李一化Short-circuitProtectiveRealizationofJapanCO_2ElectricWeldingMachineTangshanElectronicEq...  相似文献   

18.
HARDNESS AND WEAR RESISTANCE OF ELECTROLESS NICKEL DEPOSITS   总被引:1,自引:0,他引:1  
INTRODUCTIONElectrolesNiPdepositshavebeenwidelyusedindiversefieldsfortheiruniquecombinationofpropertiessuchascorosionresist...  相似文献   

19.
ElectrochemicalReductionofNiobiumlonsinMoltenNaF-CaF_2.FangBaizeng;LiuXinyu;WangXindongandDuanShuzhen方百增(刘新宇)(王新东)(段淑贞)(Unive...  相似文献   

20.
1 INTRODUCTIONElectromagneticstirring (EMS)weldingtech niqueisdifferentfromthecommonarcweldingtech niqueandhasthefollowingadvantages[1~ 3] :1)lowcostsforinvestmentowingtosimpleadditionalequip ment;2 )operationalreliabilitywhichthankstotheuseofhigh performancec…  相似文献   

设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号