Video: Puas yog Hlau pob tshab translucent lossis opaque?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Piv txwv li, iav yog pob tshab rau txhua qhov pom kev. Translucent cov khoom tso cai rau qee lub teeb taug kev los ntawm lawv. Cov ntaub ntawv zoo li iav khov thiab qee cov yas hu ua translucent . Cov ntaub ntawv xws li ntoo, pob zeb, thiab hlau yog qhov muag tsis pom kom pom lub teeb.
Hauv qhov no, Puas yog Hlau tsis zoo?
Tsis yog hlau tsis pom kev oxides, hydroxides, thiab oxyhydroxides suav nrog hematite (uas kuj tseem tuaj yeem tshwm sim raws li qhov muag tsis pom nplej) thiab limonite (ua tau sib xyaw ntawm cov zaub mov suav nrog goethite). Hematite yog xim liab rau xim av, pob tshab rau qhov muag tsis pom . Liab-xim av hauv lub teeb pom kev.
puas yog lub pob tshab lossis lub ntsiab txhais? Cov iav, zoo li txhua yam khoom, yog ua los ntawm ib lossis ntau yam khoom siv. Cov ntaub ntawv feem ntau tuaj yeem muab cais ua pob tshab , translucent , lossis opaque raws li qhov tshwm sim rau lub teeb uas tsoo cov khoom. A pob tshab cov khoom xa tawm feem ntau ntawm lub teeb uas ntaus nws. Lub teeb hla txoj cai hla tsis tau tawg.
Tsis tas li ntawd, dab tsi ua rau cov khoom siv pob tshab los yog opaque?
Yam khoom yog los yog; pob tshab , translucent, los yog opaque nyob ntawm seb muaj pes tsawg lub teeb uas muaj peev xwm kis tau los ntawm lawv. Yam khoom yog pob tshab saib kom meej, zoo li tsom iav qhov muag lossis dej. Lub teeb dhau los khoom pob tshab , yog li koj tuaj yeem pom los ntawm lawv. Piv txwv li, koj yog qhov muag tsis pom.
Puas yog yas qhwv pob tshab los yog opaque?
Thaum twg lub teeb ntsib cov khoom siv pob tshab, yuav luag txhua yam nws hla ncaj qha los ntawm lawv. Iav, rau piv txwv , yog pob tshab rau txhua tus pom lub teeb . Cov khoom Translucent tso cai rau qee yam lub teeb taug kev los ntawm lawv. Cov ntaub ntawv zoo li iav khov thiab qee cov yas hu ua translucent.
Pom zoo:
Koj ua cov yas pob tshab li cas?
Ntxiv ib tablespoon ntawm hmoov txhuv nplej siab, 1 teaspoon ntawm dawb vinegar thiab ib teaspoon ntawm glycerin rau qhov sib tov. (Yog tias koj tau npaj koj tus kheej cov hmoov txhuv nplej siab, tsuas yog ntxiv 4 diav dej txias es tsis txhob siv 4 1/2.) Ntxiv ib tee lossis ob qho zaub mov uas muaj xim yog tias koj xav tau cov yas translucent xim. Sib tov zoo
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Brass Hlau Txhuam. Cov xaim tooj liab yog mos dua li cov hlau hlau lossis cov hlau tsis xeb hlau, thiab muaj kev txhuam txhuam uas yuav tsis khawb cov tawv tawv