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Muaj ib hom kev mining, tsis tshua muaj tab sis tsis yog hlau?
Raws li tus neeg sawv cev ntawm cov tswv yim hlau, tungsten, molybdenum thiab lub ntiaj teb tsis tshua muaj cov ntsiab lus tsis tshua muaj thiab tsis yooj yim kom tau txais, uas yog cov ntsiab lus tseem ceeb uas cuam tshuam kev loj hlob ntawm kev tshawb fawb thiab thev naus laus zis hauv ntau lub tebchaws xws li Tebchaws Meskas. Yuav ua li cas kom tshem tau ntawm dependence rau thi...Nyeem ntxiv -
Rare ntiaj teb tus nqi Performance index thaum Lub Rau Hli 23, 2021
Hnub no tus nqi Performance index: Index xam nyob rau hauv Lub ob hlis ntuj 2001: Lub ntiaj teb tsis tshua muaj nqi Performance index yog xam los ntawm trading cov ntaub ntawv ntawm lub hauv paus lub sij hawm thiab qhia lub sij hawm. Cov ntaub ntawv trading ntawm tag nrho lub xyoo ntawm 2010 yog xaiv rau lub hauv paus lub sij hawm, thiab qhov nruab nrab tus nqi ntawm niaj hnub real-time trading cov ntaub ntawv ntawm ntau ...Nyeem ntxiv -
Cov kws tshawb fawb tau tsim txoj hauv kev zoo rau ib puag ncig kom rov qab tau REE los ntawm thee ya tshauv
Cov kws tshawb fawb tsim txoj hauv kev zoo ib puag ncig rau kev rov zoo REE los ntawm thee ya tshauv qhov chaw: Mining.com Cov kws tshawb fawb ntawm Georgia lub koom haum thev naus laus zis, tau tsim ib txoj hauv kev yooj yim kom rov qab tau cov ntsiab lus tsis tshua muaj hauv ntiaj teb los ntawm cov thee ya tshauv siv cov kua ionic thiab zam cov khoom siv phom sij ...Nyeem ntxiv -
Cov kws tshawb fawb tau txais Magnetic Nanopowder rau 6G Technology
Cov kws tshawb fawb tau txais Magnetic Nanopowder rau 6G Technology qhov chaw: Newwise Newswise - Cov kws tshawb fawb txog cov khoom siv tau tsim ib txoj hauv kev sai rau kev tsim cov epsilon hlau oxide thiab qhia nws cov lus cog tseg rau cov khoom siv sib txuas lus txuas ntxiv mus. Nws cov khoom sib nqus zoo heev ua rau nws yog ib qho ntawm feem ntau ...Nyeem ntxiv -
Tseem ceeb pib tsim lub ntiaj teb tsis tshua muaj nyob ntawm Nechalacho
qhov chaw: KITCO miningVital Metals (ASX: VML) tshaj tawm hnub no tias nws tau pib tsim lub ntiaj teb tsis tshua muaj ntawm nws txoj haujlwm Nechalacho hauv Northwest Territories, Canada.Lub tuam txhab tau hais tias nws tau pib ore crushing thiab cov ore sorter installation tiav nrog nws cov commissioning tab tom ua. Blasting thiab ...Nyeem ntxiv -
Kev lag luam ruaj khov hlau nplaum tsis tshua muaj ntiaj teb
1, Kev Tshaj Tawm Txog Cov Xov Xwm Tseem Ceeb Lub lim tiam no, cov nqi ntawm PrNd, Nd hlau, Tb thiab DyFe tau nce me ntsis. Nqe los ntawm Asian Hlau thaum kawg ntawm lub asthiv no nthuav tawm: PrNd hlau 650-655 RMB/KG, Nd hlau 650-655 RMB/KG, DyFe alloy 2,430-2,450 RMB/KG, thiab Tb hlau 8,550-8,600/KG. 2, Analysis ntawm Profess...Nyeem ntxiv -
Raw khoom nqi ntawm Neodymium hlau nplaum7/20/2021
Raw khoom nqi ntawm Neodymium hlau nplaum Ib qho kev piav qhia ntawm Neodymium hlau nplaum raw cov ntaub ntawv tseeb nqe. Kev ntsuam xyuas tus nqi Magnet Searcher raug ceeb toom los ntawm cov ntaub ntawv tau txais los ntawm ntau ntu ntawm cov neeg koom nrog kev lag luam nrog rau cov neeg tsim khoom, cov neeg siv khoom thiab cov neeg nruab nrab. PrNd hlau nqi Si...Nyeem ntxiv -
Cov yam ntxwv thiab kev siv ntawm nano tooj liab oxide Cuo
Copper oxide hmoov yog ib hom xim av xim av dub hlau oxide hmoov, uas yog dav siv.Cupric oxide yog ib hom multifunctional zoo inorganic khoom, uas yog tsuas yog siv nyob rau hauv printing thiab dyeing, iav, ceramics, tshuaj thiab catalysis. Raws li catalyst, catalyst cab kuj thiab electrode ...Nyeem ntxiv -
Scandium: cov hlau tsis tshua muaj hauv ntiaj teb nrog cov haujlwm muaj zog tab sis cov zis me me, uas yog kim thiab kim
Scandium, uas nws cov cim tshuaj yog Sc thiab nws tus lej atomic yog 21, yog ib qho mos, silvery-dawb hloov pauv hlau. Nws yog feem ntau tov nrog gadolinium, erbium, thiab lwm yam, nrog me ntsis tso zis thiab tus nqi siab. Lub ntsiab valence yog oxidation xeev + trivalent. Scandium muaj nyob rau hauv lub ntiaj teb tsis tshua muaj minerals, tab sis tsuas yog ...Nyeem ntxiv -
Cov npe ntawm 17 lub ntiaj teb tsis tshua siv (nrog duab)
Ib qho piv txwv yog tias yog roj yog ntshav ntawm kev lag luam, ces lub ntiaj teb tsis tshua muaj vitamin ntawm kev lag luam. Lub ntiaj teb tsis tshua muaj yog lub ntsiab lus ntawm ib pawg hlau. Rare Earth Elements, REE) tau tshawb pom ib qho ntxiv txij li thaum kawg ntawm lub xyoo pua 18th. Muaj 17 hom REE, suav nrog 15 l ...Nyeem ntxiv -
Daim ntawv thov ntawm scandium oxide Sc2O3 hmoov
Daim ntawv thov ntawm scandium oxide Cov tshuaj formula ntawm scandium oxide yog Sc2O3. Khoom: Dawb khoom. Nrog cubic qauv ntawm tsawg ntiaj teb sesquioxide. Qhov siab 3.864. Melting point 2403 ℃ 20 ℃. Insoluble hauv dej, soluble hauv kub acid. Nws yog npaj los ntawm thermal decomposition ntawm scandium ntsev. Nws tuaj yeem yog ...Nyeem ntxiv -
Properties, daim ntawv thov thiab kev npaj ntawm yttrium oxide
Crystal qauv ntawm yttrium oxide Yttrium oxide (Y2O3) yog dawb tsis tshua muaj ntiaj teb oxide insoluble hauv dej thiab alkali thiab soluble hauv acid. Nws yog C-hom tsawg lub ntiaj teb sesquioxide nrog lub cev-centered cubic qauv. Crystal parameter cov lus ntawm Y2O3 Crystal Structure Diagram ntawm Y2O3 Lub C...Nyeem ntxiv