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Khoom Qhia

  • Qhov txawv ntawm roj teeb lithium carbonate thiab lithium hydroxide

    Qhov txawv ntawm roj teeb lithium carbonate thiab lithium hydroxide

    Lithium carbonate thiab lithium hydroxide yog obsab cov khoom siv rau roj teeb, thiab tus nqi ntawm cov roj carbonate ib txwm muaj qee qhov pheej yig dua lithium hydroxide. Dab tsi yog qhov sib txawv ntawm ob yam khoom? Firstly, nyob rau hauv cov txheej txheem ntau lawm, ob qho tib si tuaj yeem muab rho tawm los ntawm Lithium Pybase, ...
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  • Cerium oxide

    Cerium oxide

    Tom qab thiab cov xwm txheej dav dav yog lub ntiaj teb uas tsis tshua muaj lub ntiaj teb ntawm IIib scandium ntawm IIib scandium thiab lanthhanum nyob rau hauv lub rooj ntu. Muaj l7 ntsiab. Lub ntiaj teb tsis tshua muaj zog thiab tshuaj chemical thiab tau siv dav hauv kev lag luam, kev ua liaj ua teb thiab ooth ...
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  • Puas yog Barium carbonate lom rau tib neeg?

    Puas yog Barium carbonate lom rau tib neeg?

    Lub keeb barium yog paub txog kev lom zem, tab sis nws cov compound barium sulfate tuaj yeem ua raws li tus neeg saib xyuas qhov sib txawv ntawm cov ntawv luam tawm no. Nws tau raug khoo ecenter uas barsim ions ntsev interfere nrog lub cev calcium thiab potassium metabolism, ua teeb meem xws li cov leeg tsis muaj zog, ua pa nyuaj ...
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  • 5G Tshiab Infrastrastructures Tsav Tsav Tantal Kev Lag Luam Saw

    5G Tshiab Infrastrastructures Tsav Tsav Tantal Kev Lag Luam Saw

    5G Tshiab Infrastrastructures Kev Lag Luam Tant 5g yog txhaj tshiab lub zog ua haujlwm hauv Suav cov kev lag luam, thiab cov cuab yeej tshiab tau coj mus rau lub sijhawm nrawm. Tuam Tshoj cov haujlwm ntawm kev lag luam thiab cov ntaub ntawv thev naus laus zis tshaj tawm hauv m ...
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  • Japan yuav tsum ua kom nce nws cov khoom lag luam tsawg-lub ntiaj teb?

    Japan yuav tsum ua kom nce nws cov khoom lag luam tsawg-lub ntiaj teb?

    Cov xyoo no, muaj cov ntawv qhia nquag muaj nyob rau hauv cov xov xwm xov xwm tias kev txhawb nqa Japanese yuav ntxiv dag zog rau cov khoom lag luam xws li hluav taws xob tsheb. Nyiv cov khoom lag luam ntawm cov me me tam sim no lav tau rau 60 hnub ntawm kev noj hauv tsev thiab yog ...
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  • Lub ntiaj teb tsis tshua muaj hlau 'apprehensions

    Lub ntiaj teb tsis tshua muaj hlau 'apprehensions

    US-Tuam Tshoj Kev Ua Lag Luam Kev Ua Lag Luam Tau Tsa Tau Txais Kev Ruaj Ntseg Tshaj Tebchaws Tshaj Tebchaws Ua Haujlwm Hauv Ntiaj Teb Tsis tshua muaj hlau lag luam. Hais txog • Kev loj hlob nce nruab nrab ntawm Tebchaws Meskas thiab Tuam Tshoj tau muab cov kev txhawj xeeb uas muaj sia nyob ntawm cov av tsis tshua muaj ...
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