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8/16/2021 Cov Khoom Siv Raw Ntawm Neodymium Hlau Hlau
Tus txheej txheem cej luam ntawm neodymium hlau nplaum cov ntaub ntawv tshiab kawg. Cov ntaub ntawv raw ntawm neodymium hlau nplaum: Lub Yim Hli 3,2021 Nqe: Ex-ua haujlwm thoob ntiaj teb cov ntaub ntawv suav nrog cov neeg koom nrog cov lag luam ...Nyeem ntxiv -
Cov Khoom Siv, Daim Ntawv Thov thiab Npaj WTTRium oxide
Crystal qauv ntawm yttrium oxide yttrium oxide (Y2O3) yog lub ntiaj teb tsis tshua muaj roj oxide insoluble hauv dej thiab alkali thiab soluble hauv acid. Nws yog ib tus neeg raug hwm tsis tshua muaj lub ntiaj teb nyob nrog lub cev-koom nrog cov qauv sau tseg. Crystal parameter cov rooj ntawm y2o3 Crystal qauv kos duab ntawm Y2O3 lub cev A ...Nyeem ntxiv -
Daim ntawv thov ntawm Scandium oxide sc2o3 hmoov
Daim ntawv thov ntawm Scandium oxide cov tshuaj siv tshuaj ntawm scandium oxide yog sc2o3. Khoom: Dawb tawv. Nrog cov qauv lus hais plaub ntawm kev tsis tshua muaj lub ntiaj teb lub ntiaj teb seesquioxide. Ntawj ntom 3.864. Melting point 2403 ℃ 20 ℃. Insoluble hauv dej, soluble hauv cov kua qaub kub. Yog npaj los ntawm thermal decomposition ntawm scandium ntsev. Nws tuaj yeem yog ...Nyeem ntxiv -
Cov npe ntawm 17 tsawg lub ntiaj teb siv (nrog cov duab)
Ib qho kev ua piv txwv yog tias cov roj yog ntshav ntawm kev lag luam, tom qab ntawd tsis tshua muaj ntiaj teb yog cov vitamin ntawm kev lag luam. Lub ntiaj teb tsawg yog cov lus luv ntawm pab pawg ntawm cov hlau. Lub ntiaj teb tsawg, REE) tau pom ib qho tom qab lwm qhov txij li thaum xaus 18th. Muaj 17 hom ntawm ree, suav nrog 15 tus ...Nyeem ntxiv -
Scandium: Tsis tshua muaj lub ntiaj teb hlau nrog muaj zog muaj zog tab sis me ntsis tsim tawm, uas yog kim thiab kim
Scandium, uas nws lub cim tshuaj lom neeg yog SC thiab nws tus lej atomic yog 21, yog cov hlau muag, kev hloov pauv ntawm cov hlau uas ntsiag to. Nws yog feem ntau tov nrog gadolinium, erbium, thiab lwm yam, nrog cov zis me me thiab tus nqi siab. Lub tseem ceeb tseem ceeb yog oxidation xeev + taliventent. Scandium muaj nyob rau hauv feem ntau tsis tshua muaj vaj tse, noj ...Nyeem ntxiv -
Cov yam ntxwv thiab kev thov ntawm nano tooj liab oxide cuo
Tooj liab oxide hmoov yog ib hom xim dub hlau hlau oxide cov khoom siv zoo nkauj, cov tshuaj thiab catalys, catalyst cov cab kuj thiab electrode ...Nyeem ntxiv -
8/3/2021 Cov Khoom Siv Raw Ntawm Neodymium Hlau Hlau
Tus txheej txheem cej luam ntawm neodymium hlau nplaum cov ntaub ntawv tshiab kawg. Cov ntaub ntawv raw ntawm neodymium hlau nplaum: Lub Yim Hli 3,2021 Nqe: Ex-ua haujlwm thoob ntiaj teb cov ntaub ntawv suav nrog cov neeg koom nrog cov lag luam ...Nyeem ntxiv -
8/3/2021 Cov Khoom Siv Raw Ntawm Neodymium Hlau Hlau
Tus txheej txheem cej luam ntawm neodymium hlau nplaum cov ntaub ntawv tshiab kawg. Cov ntaub ntawv raw ntawm neodymium hlau nplaum: Lub Yim Hli 3,2021 Nqe: Ex-ua haujlwm thoob ntiaj teb cov ntaub ntawv suav nrog cov neeg koom nrog cov lag luam ...Nyeem ntxiv -
8/2/2021 Cov Khoom Siv Raw Ntawm Neodymium Hlau Hlau
Tus txheej txheem cej luam ntawm neodymium hlau nplaum cov ntaub ntawv tshiab kawg. Kev ntsuas raw ntawm neodymium cov hlau nplaum hnub: Lub Yim Hli 2,2021 Nqe: Ex-ua neeg thoob teb chaws tau txais los ntawm cov ntaub ntawv thoob plaws hauv khw muag khoom ...Nyeem ntxiv -
7/28/2021 Cov Khoom Siv Raw Ntawm Neodymium hlau nplaum
Tus txheej txheem cej luam ntawm neodymium hlau nplaum cov ntaub ntawv tshiab kawg. Cov ntawv xeem tus neeg tshawb xyuas tus neeg tshawb fawb tau txais kev paub los ntawm cov ntaub ntawv thoob plaws hauv kev ua lag luam suav nrog cov neeg tsim khoom lag luam, cov neeg siv khoom thiab intermediaries. Prnd hlau nqe txij li2020 tus nqi ntawm prnd hlau sim ...Nyeem ntxiv -
Cov Khoom Siv Raw Ntawm Neodymium Hlau nplaum7 / 20/201
Cov khoom siv raw ntawm neodymium hlau nplaum ib qho ntsiab lus ntawm neodymium Magnet cov ntaub ntawv tshiab kawg. Cov ntawv xeem tus neeg tshawb xyuas tus neeg tshawb fawb tau txais kev paub los ntawm cov ntaub ntawv thoob plaws hauv kev ua lag luam suav nrog cov neeg tsim khoom lag luam, cov neeg siv khoom thiab intermediaries. Prnd tus kav nab ...Nyeem ntxiv -
MUAB KAWG MUAB YEEJ TSIS PUB LOJ
1, Cov xwm txheej tseem ceeb ntawm cov xov xwm tseem ceeb hauv lub lim tiam no, nqi ntawm prnd, nd hlau, tb thiab dyfe muaj me ntsis nce. Cov nqi ntawm Asian hlau kawg ntawm lub limtiam no tau nthuav tawm: Prnd hlau 650-655 RMB / kg, DMB / KG, thiab TB Hlau 8,550-8,600 / kg. 2, tsom xam cov nyiaj tau ...Nyeem ntxiv