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Musiyano pakati pekuchera toy gypsum uye yekuvaka gypsum
Pane misiyano yakakura pakati peiyo gypsum inoshandiswa mumatoyi ezvekuchera matongo evana uye gypsum inoshandiswa pakuvaka.Kuvaka-giredhi gypsum imhando yekongiri inoshandiswa kumadziro ekunze uye kushongedza kwemukati.Iyo ine yakanakisa compressive simba uye durabil ...Verenga zvimwe -
Iyo Yakanyanya Dinosaur Dig Kit
Nhanganyaya: Patiri kusvika pakuburitswa kwechigadzirwa chedu chitsva chatiri kutarisira zvikuru muna 2023, tinofara kupa pre-odha yedu yekucheka-kumucheto dinosaur dig kit.Kuti tipe yakasarudzika ruzivo kune vatengi vedu, isu tinofara kuzivisa kuti isu tinotsigira OEM / ODM kugadzirisa opti...Verenga zvimwe -
Chii chinonzi dinosaur fossil dig kit?
Dinosaur fossil dig kit imatoyi anodzidzisa akagadzirirwa kudzidzisa vana nezve paleontology uye maitiro ekuchera matongo.Aya makiti anowanzo kuuya nemidziyo yakaita semabhurashi nemachiseli, pamwe chete nepurasita block ine replica dinosaur fossil yakavigwa mukati.Vana isu...Verenga zvimwe -
Dukoo Kusvika Kutsva -gem Dig Kit
Pandaiva mwana, ndainzwa ndichifarira matombo anokosha.Ndaifarira chimiro chavo chaipenya.Mudzidzisi akati goridhe rinogara richipenya.Ndinoda kutaura kuti ndinoda matombo ose.Gems, musikana wese haana anopikisa kwavari.Musikana mudiki mu n...Verenga zvimwe -
Kukosha kwematoyi eArchaeological
Matoyi ezvinocherwa mumatongo (mumwe anoridaidza kuti dig kits) anoreva rudzi rwechitoyi chinopa mienzaniso yezvinocherwa mumatongo kubva mukuchera, kuchenesa, uye kuronga patsva kuburikidza nemitumbi yezvakagadzirwa zvekuchera matongo, misanganiswa yevhu yakasanganiswa, uye inovhara ivhu.Kune mhando dzakawanda dze...Verenga zvimwe -
Ndiani akanga ari mugadziri wemapiramidhi ekare eEgipita?
Pamberi pekuzvarwa kwemapiramidhi, vaIjipita vekare vaishandisa Mastaba seguva ravo.Kutaura zvazviri, kwaiva kuda kwejaya kuvaka mapiramidhi semakuva evanafarao.Mastaba iguva rekare muEgypt yekare.Sezvambotaurwa, Mastaba inovakwa nezvidhinha zvevhu.Iyi mhando...Verenga zvimwe
