KonukuraHe pai te whakahaere hiko, te waikawa me te diactice, me etahi atu, he ngawari ki te whakakore i nga taonga o te riipene, he maamaa, he taonga taiao taiao. Ko te nuinga e whakamahia nuitia ana he parahi me te parahi.
He parahi me te parahi whero e teitei ana te pakeke?
1 Ko te parahi, he parahi he parahi parakore, engari he rereke te pokekore o te parahi. Ko te parahi), ko te parahi te mea tino uaua.
2
3. He aha te pakeke o te parahi papura? Ko te parahi, te tikanga (7.83g / cm3) rewa, ka piki ake ki te 99.9%, ehara i te mea nui. Ma te whakahaere hiko hiko, te waikawa waiariki me te aukati i te kohukohu, ka tapaina te parahi mo tana tae whero. He pai te parekura o te parahi i te hau, te wai moana me etahi waikawa kore-oxidzing, alkali, te otinga tote me te momo waikawa o te waikawa. Kei te whakamahia i roto i te ahumahi matū.
Te wa tuku: Jun-23-2022