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Khob dej siv tau dab tsi?

Cov txheej txheem:

Khob dej siv tau dab tsi?
Khob dej siv tau dab tsi?

Video: Khob dej siv tau dab tsi?

Video: Khob dej siv tau dab tsi?
Video: Yog Rov Tig Tau Qub Kev By Nkauj noog Hawj 2024, Tej zaum
Anonim

Cov iav dej yog muag raws li cov pob khoom lossis hmoov lossis ua kua ntshiab, kua txiv hmab txiv ntoo. Nws yog siv los ua ib qhoyooj yim ntawm sodium rau ntau cov khoom lag luam, ua tus tsim hauv cov ntxhua khaub ncaws, ua cov ntawv khi thiab cov nplaum, ua cov flocculant hauv cov nroj tsuag dej, thiab ntau lwm yam kev siv.

YPuas yog iav dej tsis muaj dej?

Cov iav ua kua tau ua pov thawj nws tus kheej tsis yog dej tsis sib haum Nws yog siv los ntxiv rau cov cement thiab pob zeb kom tau txais cov qib tshiab ntawm cov kev daws teeb meem. Xws li cov cement sib tov nrog cov iav ua kua tsis tsuas yog tiv thaiv kev ya raws, tab sis kuj dhau los ua cov khoom zoo rau ntxiv dag zog rau cov av.

Lub khob dej khov li cas?

iav dej yog lub npe nrov rau cov kua dej ntawm sodium silicate lossis potassium silicate. … Nws tau txais nws lub npe vim nws tseem ceeb iav (silicon dioxide) hauv dej. Raws li cov dej evaporates, cov tshuaj solidifies rau hauv ib lub khob iav.

Lub khob twg hu ua khob dej?

Sodium silicate kuj yog lub npe ntawm cov khoom siv thiab cov npe rau kev sib xyaw ntawm cov khoom sib xyaw, feem ntau yog metasilicate, tseem hu ua dej iav, iav dej, lossis iav kua.

Ib khob dej puas nyab xeeb?

iav yog hom lub raj mis dej nyab xeeb tshaj plaws vim nws tsis muaj tshuaj lom neeg, ua los ntawm cov khoom ntuj tsim, thiab lub tshuab ntxuav tais diav nyab xeeb.

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