Dab tsi ua rau pob zeb tawg?
Dab tsi ua rau pob zeb tawg?

Video: Dab tsi ua rau pob zeb tawg?

Video: Dab tsi ua rau pob zeb tawg?
Video: Pob zeb tsis nias taub hau 8/14/2017 2024, Kaum ib hlis
Anonim

Lub cev Pop feem ntau yog tawm ua los ntawm kev nthuav dav ntawm cov ntxeem tau qis ntom ntom ntom ntom ntom ntom ntom ntom ntom uas muaj qhov nqus tau siab. Raws li qhov ua txhaum sib sau ua ke nqus cov dej noo lossis khov nyob rau hauv cov av noo, nws qhov o ua rau lub zog sab hauv txaus txhawm rau txhawm rau txhawm rau txhawm rau tawg qhob nto.

Yog li ntawd, koj yuav kho cov pob zeb qhob li cas?

Sib tsoo cov nplais thiab rov ua nws nrog lub tsho me me qhob -epoxy kho cov khoom. Rhuav cov pob zeb uas twb muaj lawm thiab hloov nws (kim thiab tawm tuaj yeem rov tshwm sim dua) Npaj cov nplaim ntawm tawm (ntxuav, ntxhib ua tiav) thiab thov thaj ua rau thaj tshwj xeeb rau kho vaj tse.

Zoo sib xws, dab tsi spalled qhob? Spalling - qee zaum tsis raug hu ua spaulding lossis spalding - yog qhov tshwm sim ntawm cov dej nkag mus rau hauv cib, qhob , lossis ntuj zeb. Nws yuam kom lub ntsej muag tev, tawm, lossis flake tawm. Nws kuj tseem hu ua flaking, tshwj xeeb tshaj yog hauv cov limestone. Spalling tshwm sim hauv qhob vim muaj dej nyob hauv qhob.

Ib sab saum toj no, dab tsi yog qhov tsis xws luag hauv pob zeb?

Ntau hom tsis xws luag hauv pob zeb cov txheej txheem tuaj yeem tawg, ua kom tawv nqaij, ua rau tawg, tshem tawm, plua plav, curling, ua kom tawg, nplai thiab tawg. Cov no tsis xws luag tuaj yeem yog vim muaj ntau yam laj thawj lossis ua rau.

Dab tsi yog qhov tsawg chert qhob?

Dab tsi yog qis - ua chert sib sau ua ke thiab lawv tau txais txiaj ntsig dab tsi? Chert , uas tau pom rau qee qib hauv feem ntau cov nyiaj tso ua ke siv los tsim qhob nyob rau sab qab teb sab hnub tuaj Wisconsin, muaj cov ntxeem tau (xuab zeb, pob zeb, lossis pob zeb tsoo) nrog qis -kev tiv thaiv rau huab cua.

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