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Vim li cas granite pob zeb thiaj li muaj zog thiab ruaj khov?
Vim li cas granite pob zeb thiaj li muaj zog thiab ruaj khov?Granite yog ib qho ntawm cov pob zeb uas muaj zog tshaj plaws hauv cov pob zeb.Nws tsis yog tsuas yog nyuaj, tab sis tsis yooj yim yaj los ntawm dej.Nws tsis raug rau yaig los ntawm acid thiab alkali.Nws tuaj yeem tiv taus ntau tshaj 2000 kg ntawm siab ib square centimeter ...Nyeem ntxiv -
Ntawm qhov sib txawv ntawm marble thiab granite
Ntawm qhov sib txawv ntawm marble thiab granite Txoj kev kom paub qhov txawv ntawm marble los ntawm granite yog pom lawv cov qauv.Cov qauv ntawm marble yog nplua nuj, cov kab qauv yog du, thiab cov xim hloov yog nplua nuj.Cov qauv granite yog speckled, tsis muaj cov qauv pom tseeb, thiab cov xim feem ntau yog whit ...Nyeem ntxiv
