Cov txheej txheem:

Koj puas tuaj yeem rov siv cov cement hardened?
Koj puas tuaj yeem rov siv cov cement hardened?

Video: Koj puas tuaj yeem rov siv cov cement hardened?

Video: Koj puas tuaj yeem rov siv cov cement hardened?
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Tsis tshua muaj kev siv hardened cement lwm yam siv los ua cov khoom ntim hauv cov ducts thiab lwm yam. Txawm li cas los xij ua tsis txhob sim siv qhov ntawd cement rau txhua lub hom phiaj cementing txawm li cas los xij tsis tseem ceeb lossis ib ntus kev ua haujlwm yuav yog.

Yog li, koj puas tuaj yeem siv cov cement uas tau tawv hauv lub hnab?

Qhuav cement sib tov ua tau ua tawv hauv lub hnab yog tias tsis khaws cia zoo. Cement sib tov nyob rau hauv lub hnab yog tov nrog dej thiab ib daim ntawv ntawm aggregate los tsim pob zeb. Hardened cement los yog pob zeb hauv lub hnab tsis tuaj yeem siv rau nws lub hom phiaj qub, tab sis muaj ntau txoj hauv kev los khaws cov khoom siv rau cov haujlwm tshiab.

Qhov thib ob, koj tuaj yeem siv cov cement qub? Re: Cement Txee lub neej Bagged cement tsis yog airtight thiab txawm tias tsis qhib yuav tsum siv li ob peb lub hlis. Ntev npaum li qhov cement tsawg dua rau lub hlis laus , tsis muaj lumps thiab yog ib qho dawb-ntws hmoov, nws yuav tsum tau ua li cas siv rau cov hom phiaj tsis yog qauv.

Xav txog qhov no, koj ua li cas soften hard cement?

Yuav Ua Li Cas Kho Kom Zoo

  1. Tshem tag nrho cov pob zeb xoob. Yog tias muaj cov pob zeb qhuav los yog loosened rau ntawm qhov chaw, cov cuab yeej, lossis cov tshuab, tshem tawm ntawm tes ua ntej siv tus neeg muag khoom muag.
  2. Txau cov pob zeb nrog cov dej txias siab heev.
  3. Txau nrog softening tus neeg sawv cev.
  4. Tshem cov pob zeb softened.

Kuv tuaj yeem ua li cas nrog cov cement tsis siv?

Tso cai me me ntawm pob zeb koj tau tso tseg kom tawv rau cov nyom los yog duab los qhia. ( Ua Nco ntsoov tias cov khoom me me txaus los tuav tom qab lawv qhuav los yog koj yuav tawg lawv nrog ib tug sledgehammer.) Qhov no hardened pob zeb Tom qab ntawd tuaj yeem nqa mus rau qhov chaw cog qoob loo.

Pom zoo: