Cov kua qaub yog lub npe ua ke rau tag nrho pawg tshuaj nrog cov qaub saj thiab muaj cov nyhuv tshuaj tiv thaiv. Muaj ntau ntau yam, los ntawm cov txiv qaub tsis muaj zog mus rau ua kom cov carboranic. Cov kua qaub yog nquag siv hauv lub neej txhua hnub, thiab tseem muaj ntau dua hauv kev tsim khoom. Raws li, lawv cov peev xwm pov tseg tseem yuav tsum ua.
Yuav siv acid li cas?
Kev siv ntau cov kua qaub yog dav heev. Yog tsis muaj lawv, nws tsis yooj yim sua kom ua tiav ntau cov haujlwm thev naus laus zis, ntxiv rau ua txhua yam li ib txwm ua. Metallurgy, khoom noj khoom haus kev lag luam, kev lag luam tsheb, tshuaj lag luam, tshuaj, chaw tsim khoom lag luam: qhov no tsis tau tag nrho cov chaw ntawm tib neeg kev ua si uas tam sim no tsis muaj cov kua qaub.
Feem ntau, cov kua qaub yog xyaw nrog qee yam tshuaj ntxiv kom ua rau muaj kev fab tshuaj thiab tsim qee yam (xws li hmoov lossis tshuaj) nrog qee yam zoo. Cov kua qaub yog siv rau cov tshuaj ua kom dawb, ua kom dej huv, tua cov kab mob, ua kom ntev dua lub txee ntawm cov zaub mov, thiab npaj ua zaub mov.
Cov kua qaub hauv lub neej txhua hnub
Koj tsis tas yuav ua haujlwm hauv cov nroj tsuag tshuaj kom tau cov kua qaub. Nyob rau hauv lub neej dog dig, muaj ntau yam ntawm cov tshuaj no nyob ib puag ncig peb. Cov piv txwv yooj yim tshaj plaws yog citric acid, uas yog ib txwm siv rau kev ua noj. Nws yog muag nyob rau hauv daim ntawv ntawm cov crystalline hmoov. Ntxiv cov citric acid rau lub khob noom cookie txhim kho nws cov saj thiab txuas lub neej txee.
Tab sis citric acid yog ib qho ntawm qhov qaug zog hauv lub ntiaj teb. Cov tswv tsheb muaj peev xwm ntsib cov kua qaub hnyav dua. Lub tsheb roj teeb muaj hluav taws xob - qhov sib xyaw ntawm cov sulfuric acid thiab dej haus. Yog tias qhov sib tov sib xyaw no rau ntawm koj cov khaub ncaws, daim ntaub yuav tuaj yeem ua kom puas loj. Ib qho ntxiv, sulfuric acid tuaj yeem hlawv koj ob txhais tes, uas yog vim li cas koj yuav tsum tsis txhob qaij lub roj teeb lossis tig nws lub ntsej muag.
Cov kua qaub kuj tseem siv rau hauv cov chaw tu los ntawm xeb, kev tawm suab hauv cov xov hluav taws xob (thiab cov xov tooj cua amateurs feem ntau ua qhov no nyob hauv tsev) thiab soldering xov tooj cua.
Kuv yuav muab cov kua qaub pov tseg li cas?
Acid pov tseg kev ntsuas sib txawv raws li lub zog ntawm cov kua qaub. Kev daws ntawm cov kua qaub uas tsis muaj zog (piv txwv, tib cov kua qaub citric) tuaj yeem nqus dej mus rau hauv cov kav dej ib txwm. Nws yog tsis yooj yim sua kom ua qhov no nrog cov kua qaub zoo. Tshwj xeeb tshaj yog thaum nws los txog rau kev lag luam tagnrho.
Cov kua qaub feem ntau rov qab siv dua. Rau rov siv dua, kev nruab nrab tuaj yeem nqa los ntawm kev ntxiv ib yam tshuaj lom neeg uas tsim nyog. Tab sis nws tshwm sim uas siv kua qaub yog siv rau lwm qhov txheej txheem thev naus laus zis yam tsis muaj kev ua haujlwm ntxiv.
Koj siv tsis tau cov kua qaub tib yam ntawm qhov kawg. Yog li ntawd, tsis ntev los sis tom qab ntawd, nws rov qab siv dua. Cov kua qaub yog tshuaj tiv thaiv kab mob thiab thauj mus rau qhov chaw pov tseg tshwj xeeb. Muab qhov loj ntawm "hom khib nyiab" no, cov koomhaum tshwj xeeb feem ntau koom nrog kev thauj mus los thiab pov tseg, uas muaj cov khoom tiv thaiv thiab kev thauj khoom haum.
