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简介：*SinoSteelLuoyangInstituteofRefractoriesResearchProducts:High-purityoxideproducts;Highqualitysiliconcarbidematerials;Functionalrefractoriesformetallurgy;Monolithicrefractories;Compositematerials;Specialceramicmaterials;Refractoryceramicfibres;Hightemperaturetestingapparatus;LIRRHuoshenBrandmedicalapparatus.Add:No.43XiyuanRoad,Luoyang,Henan471039,P.R.ChinaTel:+86-379-64205833,64205846

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简介：ＢｏｘｔｈｏｒｎＦｒｕｉｔＴｈｅｂｏｘｔｈｏｒｎｆｒｕｉｔ（ＦｒｕｃｔｕｓＬｙｃｉｕｍ）ｉｓａＣｈｉｎｅｓｅｔｒａｄｉｔｉｏｎａｌｍｅｄｉｃｉｎｅｆｏｒｒｅｇｕｌａｒｕｓｅａｎｄａｌｓｏａｈｅａｌｔｈｐｒｏｄｕｃｔｗｉｔｈｎｕｔｒｉｅｎｔｓ．Ｉｔｈ...

简介：SinoSteelLuoyangInstituteofRefractoriesRe-searchProducts:High-purityoxideproducts;Highqual-itysiliconcarbidematerials;Functionalrefractories

简介：PricesoflightrareearthproductsinBaotouroseonthefullscaleinJuly.PriceoflanthanareachedRMB12,000-13,000/t,thatofceriaRMB12,000/t,praseodymiaRMB70,000-72,000/t,Pr-NdoxidesRMB52,000/t,neodymiaRMB65,000/t.DespitethehighpriceofPr-Ndoxidesandneodymia,nogoodsareavailableathand.PricerisingisattributedtoenforcementofenvironmentalprotectionpolicyandheighteningprojectsuspendingofBaogangtailingsdam.REseparationenterprisesalongYellowRiverhave...

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简介：*SinosteelLuoyangInstituteofRefractoriesResearchCo.,Ltd.Products:High-purityoxideproducts;Highqualitysiliconcarbidebricks;Functionalrefractoriesformetallurgy;Monolithicrefractories;Compositematerials;Specialceramicmaterials;Refractoryceramicfibres;Hightemperaturetestingapparatus;LIRRHuoshenBrandmedicalapparatus.Add:No.43XiyuanRoad,Luoyang471039,HenanProvince,ChinaTel:+86-379-64205846,64235599Fax:+86-379-64206027,64246695E-mail:lid@lirrc.com;linda@lirrc.comWeb:www.lirrc.com

简介：Asournationaleconomycontinuestodevelop,weproducealargevarietyofproducts.AUkindsofgoodssatisfytheneedsofthepeople.Butitisapitythatmanypeopleignorethequalityoftheproducts.Asaresult,manyfakeandinferiorgoodscanbeseeneverywhere.

简介：ThestarchromaticnumberofagraphwasintroducedbyA.Vince,whichisanaturalgeneralizationofthechromaticnumberofagraph.Inthispaper,thestarchromaticnumbersofgraphproductsG(×)Harediscussedinsomespecialcases.

简介：FollowingtheChinesemarketopeningtotheworld,manyinternationalfamousbrandproductshaveenteredit,creatingagravechallengetoChineseenterprises.Nowtheyhaveresolvedtocreatefamousbrandproductstocompeteontheinternationalmarket.SofamousbrandproductsarenowbeingcreatedinBeijing.Sincethereformandopenpolicy

简介：Chinahashad30yearsexperienceintitaniumresearch,development,productionandappli-cationsofar.ItwasreallyaroughandbumpyroadfordevelopingTiworkingindustry,however,sincealargeamountofworkwasdoneandgreatmanyachievementswereobtainedbythescien-tistsandengineersinthisfield,afirmbaseofTiworkingindustryhasbeenestablishedinChinaatlast.Especiallysincethebeginningof1980s,ithasbeendevelopedtoanewlevel.Onthesebases,afavourableconditiontospeedupthedevelopmentofTiworkingindustryarisesinChina.

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简介：TheworldstilltruststhequalityofChina'sproductsdespiteastringofrecallsinrecentmonths,aseniorChineseofficialhassaid.'Duringthefirsteightmonthsofthisyear,China'sexportsgrewby23.3%,whichshowsthatourexportshavenotbeenhitbytheserecalls,'saidWeiChuanzhong,

简介：本文所讨论的积图是图的笛卡尔积，图的张量积，图的逻辑积和图的强直积四种积图．证明了：①如果Ｇ１和Ｇ２都是连通图，则积图中笛卡尔积，逻辑积和强直积都是道路正图．②图的张量积是道路正图的是图Ｇ１和Ｇ２是一个连通图，Ｇ１［或Ｇ２］有一个奇圈，且ｍａｘ｛λ１μ１，λｎμｍ｝≥２，其中λ１和λｎ［或μ１和μｍ］分别是图Ｇ１或Ｇ２的最大和最小特征值

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简介：Ferriticstainlesssteel(FSS)forvariousapplicationswasdevelopedonthebasisofThermo-calcsimulation.Alloydesign,precipitateanalysisandprocessingparametersoptimizationwerecarriedoutonthebasisofthesimulationresultsaccordingtothetechnicalrequirementsoftheapplications.Thesedevelopedproductshaveoutstandingproperties,suchasmechanicalstrength,ductility,formability,weldabilityandcorrosionresistance.BaosteelhasformedaseriesofFSSproductswhichwillincreasetheprofitofthecompanyandenhancetheproductvarietyofstainlesssteel.

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