Xov xwm
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Muaj ntau txoj kev tiv thaiv xeb ntawm cov yeeb nkab hlau kauv
Cov yeeb nkab hlau uas tiv thaiv xeb feem ntau yog hais txog kev siv cov thev naus laus zis tshwj xeeb los tiv thaiv kev xeb ntawm cov yeeb nkab hlau uas siv los ua cov yeeb nkab hlau, kom cov yeeb nkab hlau uas siv los ua cov yeeb nkab hlau muaj peev xwm tiv thaiv kev xeb. Feem ntau, nws yog siv rau kev tiv thaiv dej, tiv thaiv xeb, tiv thaiv kua qaub thiab tiv thaiv oxidation. ...Nyeem ntxiv -
Ua rau muaj qhov cua hauv cov kav hlau kauv
Cov yeeb nkab hlau uas muab kauv rau hauv qab dej uas muab kauv rau hauv qab dej qee zaum yuav ntsib qee qhov xwm txheej hauv cov txheej txheem tsim khoom, xws li qhov cua. Thaum muaj qhov cua nyob rau hauv cov xov hlau vuam, nws yuav cuam tshuam rau qhov zoo ntawm cov kav dej, ua rau cov kav dej xau thiab ua rau muaj kev poob loj. Thaum siv cov yeeb nkab hlau, nws yuav...Nyeem ntxiv -
Kev ua ntawm cov tshuaj lom neeg hauv cov hlau
1. Carbon (C). Carbon yog cov tshuaj lom neeg tseem ceeb tshaj plaws uas cuam tshuam rau qhov txias yas deformation ntawm hlau. Qhov siab dua cov pa roj carbon cov ntsiab lus, lub zog ntau dua ntawm hlau, thiab qis dua ntawm txias plasticity. Nws tau ua pov thawj tias rau txhua 0.1% nce hauv cov pa roj carbon cov ntsiab lus, lub zog tso zis nce ntxiv ...Nyeem ntxiv -
Cov kev cai rau pob ntawm cov yeeb nkab loj uas muaj kauv
Kev thauj cov yeeb nkab hlau loj uas muaj kauv yog ib qho teeb meem nyuaj hauv kev xa khoom. Yuav kom tiv thaiv kev puas tsuaj rau cov yeeb nkab hlau thaum lub sijhawm thauj mus los, nws yog ib qho tsim nyog yuav tsum ntim cov yeeb nkab hlau. 1. Yog tias tus neeg yuav khoom muaj cov kev cai tshwj xeeb rau cov ntaub ntawv ntim khoom thiab cov txheej txheem ntim khoom ntawm kauv...Nyeem ntxiv