Video: Vim li cas marble siv rau cov pej thuam?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Marble yog lub pob zeb translucent uas tso cai rau lub teeb nkag mus thiab tsim cov "glow." Nws kuj muaj peev xwm coj ib tug heev polished. Cov khoom no ua rau lub pob zeb zoo nkauj rau kev tsim khoom duab puab . Nws yog mos, ua rau nws yooj yim rau sculpt, thiab thaum nws zoo-grained nws muaj cov yam ntxwv zoo nyob rau hauv tag nrho cov lus qhia.
Ntawm no, vim li cas marble siv los ua cov mlom?
Muab piv rau lwm qhov zoo tshaj plaws pob zeb, limestone, marble muaj ib tug ntau finer grain, uas ua rau nws yooj yim npaum li cas rau tus sculptor los qhia feeb meej. Marble kuj yog huab cua tiv taus ntau dua. Marble yog rarer, yog li ntawd kim dua ob peb lwm hom pob zeb siv nyob rau hauv pob zeb sculpture.
Qhov thib ob, marble cim dab tsi? Marble ntseeg tau tias yuav muab kev pom tseeb, kev tswj tus kheej thiab kev ruaj ntseg ntawm lub cev thiab kev xav. Nws yog siv los ua lub cim ntawm purity thiab immortality.
Raws li, marble siv rau dab tsi thiab vim li cas?
Marble yog tsim los ntawm metamorphosis ntawm limestone (calcium carbonate). Marble yog mas siv raws li lub pob zeb tiav ntawm cov tsev pob zeb, txawm tias cladding tus qauv nws tus kheej los yog ua siv raws li kev txhawb nqa txhua, flooring, benchtops thiab lwm yam zoo nkauj siv.
Puas yog nws nyuaj rau carving marble?
Ib yam uas yuav tsum nco ntsoov txog marble carving , nws yog tactile heev, txoj kev lub pob zeb tawg los ntawm ib tug taw tes chisel, los yog txoj kev koj cov hniav chisel cia li zoo li swims los ntawm lub pob zeb. Nws yog ib nyuaj cov khoom siv, tab sis koj tuaj yeem dhia mus rau hauv ib qho chaw nrog cov cuab yeej no.
Pom zoo:
Dab tsi yog thaj chaw ntawm pej xeem kev hloov pauv thiab vim li cas nws thiaj li muaj txiaj ntsig thaum kawm txog pej xeem?
Population dynamics yog ceg ntawm lub neej sciences uas kawm txog qhov loj thiab hnub nyoog muaj pes tsawg leeg ntawm cov pejxeem raws li dynamical systems, thiab cov txheej txheem lom thiab ib puag ncig tsav lawv (xws li yug thiab tuag tus nqi, thiab los ntawm kev nkag teb chaws thiab emigration)
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