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Daim teb thov ntawm cov vuas vov tsev ceramic rov qab txheej txheem tab tom txhim kho sai
Yuav kom txhawb nqa qhov kev nplaum ntawm cov cement mortar thaum lub sijhawm tso pobzeb, Tag nrho cov kev lag luam kho kom zoo nkauj tab sis, hmoov zoo, kev txhim kho ntawm kev tshawb fawb thiab thev naus laus zis, kev tshawb fawb thiab pab pawg txhim kho, yog sab nraub qaum ntawm cov nplais nplaum ua rau kev lag luam kho kom zoo nkauj ntau dua tshem tawm cib, cib, muaj n ...Nyeem ntxiv -
Cov khoom khov siab yog dab tsi? Cov khoom khov siab hauv dej polymer emulsion yuav dhau los ua lub ntsiab lus tseem ceeb ntawm kev ua lag luam
"Cov theem ntawm cov khoom khov ntawm cov nplaum uas muaj dej cuam tshuam ncaj qha rau cov khoom siv hauv kev tsim kho, lub sijhawm ziab, qhov pib sib txuas thiab lub zog sib txuas ntawm cov nplaum uas muaj dej. Tam sim no, cov khoom khov ntawm cov nplaum uas muaj dej feem ntau siv hauv kev ua lag luam yog 50% ~ 55%. Hauv ...Nyeem ntxiv -
Cov txheej txheem tsim kho ntawm cov vuas phab ntsa sab nraud yuav tsum yog dab tsi?
Phab ntsa sab nraud yuav tsum raug cua thiab lub hnub, uas sim seb cov roj hmab puas tiv taus huab cua. Yog li ntawd, kev tsim kho phab ntsa sab nraud yuav tsum tau ua kom nruj heev. Niaj hnub no, peb yuav kawm txog cov txheej txheem thev naus laus zis ntawm kev tsim kho phab ntsa sab nraud. Ua ntej, peb ntxuav cov phab ntsa ntawm lub gra...Nyeem ntxiv
