Kev xaiv ntawm pob zeb ntxuav phiab nyob ntawm peb yam peb
Sep 05, 2020
Muab faib los ntawm cov khoom siv, ntuj ntxuav pob zeb hauv dej tuaj yeem muab faib ua pob zeb ntxuav pob zeb, pob zeb ntxuav pob zeb, pob zeb ntxuav pob zeb, pob zeb lim dej ntxuav, pob zeb ntxuav pob zeb thiab lwm yam. Tsis hais txog ntawm cov khoom siv ntawm cov ntxhua khaub ncaws, cov kev xaiv yuav tsum yog nyob ntawm qhov xav tau tiag tiag. Cov khoos kas hauv qab no yuav qhia cov kev xaiv xaiv thiab cov txheej txheem ntawm cov khoom phiab los ntawm peb yam:
1. Ua zoo rau lub cev thiab lub zog ntawm pob zeb
Thaum xaiv pob zeb, ntxiv rau kev txiav txim siab nws cov txiaj ntsig kev ua kom zoo nkauj thiab tus nqi ua haujlwm, qhov tseem ceeb tshaj yog xav txog lub cev thiab tshuaj ntawm lub pob zeb. Piv txwv li, qee qhov moj bis muaj cov ntawv nplua nuj, cov khoom zoo nkauj zoo nkauj, thiab tus nqi pheej yig heev, tab sis tus nqi tsis yooj yim thiab tawg yooj yim; sandstone yog qhov yooj yim thiab ntuj thiab tsis tuaj yeem hloov los ntawm ib lub pob zeb, tab sis cov txheej txheem tsim ntawm sandstone txiav txim siab nws cov dej siab nqus dej. Yog li no, cov no tsis tsim nyog siv ua dab dej.
2, kev ua tau zoo ntawm pob zeb yuav tsum tau txiav txim siab
Muaj ob lub ntsiab hom pob zeb tog: sab sauv (saum txee) lub phiab thiab qis dua (hauv qab txee) phiab. Txawm li cas los xij, ib lub qhov loj yuav tsum tau qhib hauv nruab nrab ntawm daim phaj. Qhov no yuav tsum xav txog kev muaj peev xwm ntawm lub pob zeb. Lub sab saud thiab qis dej teeb meem ntawm qhov chaw tawm rooj yog feem ntau elongated thiab yooj yim tawg.
Yog li ntawd, lub pob zeb siv rau lub dab dej yuav tsum tsis txhob muaj kab nrib pleb, tsaus nti, lossis sutures, thiab lub hardness yuav tsum siab.
3. Xaiv cov pob zeb nrog kev nqus dej tsawg
Kev nqus dej yog qhov tseem ceeb heev ntawm pob zeb. Feem ntau, pob zeb nrog dej nqus dej ntawm 0.01% ~ 0.09% yog hu ua pob zeb nqus dej qis, xws li feem ntau granite thiab tawv tawv marble; 0.1% ~ 0.5% yog hu ua nruab nrab dej nqus pob zeb, xws li marble zoo tib yam; 0.51% ~ 2% lossis siab dua yog hu ua cov dej nqus dej siab, 365 lub pob zeb tswv yim zoo li sandstone, limestone.
Yog tias dej nqus tus nqi ntawm lub pob zeb dhau heev, tsis hais txog kev tiv thaiv zoo npaum li cas, nws yuav tsis tiv thaiv pob zeb los ntawm dej pob, xeb pob zeb, muaj kuab paug thiab lwm yam teeb meem. Thaum lub sijhawm dhau los, nws tsis yog tsuas yog tsis zoo nkauj xwb, tab sis kuj tseem ntxim nyiam. Yog li ntawd, cov ntaub ntawv pob zeb nrog cov khoom siv ntxhib, ntau lub qhov thiab qhov dej nqus dej siab, xws li sandstone thiab travertine, yuav tsum siv tsawg li ua tau ntawm lub dab dej.
