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Video: Nws txhais li cas yog tias kab Becke ploj lawm?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov Becke - kab xeem yog siv los txiav txim seb yam twg ntawm ob yam khoom siv muaj lub teeb pom kev zoo dua Yog tus nqi cuam tshuam ntawm ob yam khoom siv yog tib, the Becke - kab ploj mus raws li ua thaj tsam ntawm cov nplej.
Raws li, vim li cas thiaj li ua kab Becke?
A Becke kab ntawv thaum refracted lub teeb concentrates nyob ib ncig ntawm cov npoo ntawm ib daim iav. Yog tias Becke kab zoo li nyob rau sab ntug ntawm cov iav tawg, qhov ntsuas qhov cuam tshuam ntawm cov iav iav ntau dua li qhov ntsuas qhov cuam tshuam ntawm cov kua ib puag ncig (cov kua ua kua iav tawg hauv qab).
Ib sab saum toj no, cov kab Becke siv rau dab tsi? Cov Becke kab kev sim yog txheej txheem hauv kev kho qhov muag mineralogy uas pab txiav txim siab qhov txheeb ze cuam tshuam qhov ntsuas ntawm ob yam khoom. Nws ua tiav los ntawm kev txo qis theem (nce qhov kev sib nrug deb) ntawm lub tshuab tsom iav tsom iav thiab saib xyuas qhov taw qhia lub teeb pom kev txav mus.
Qhov thib ob, kab lus nug ntawm Becke kab lus yog dab tsi?
-Thaum lub iav iav tau teeb tsa hauv cov roj (lossis cov kua) uas muaj qhov sib txawv ntawm qhov sib txawv dua li cov iav iav, lub teeb yuav raug cuam tshuam ib puag ncig ntawm cov iav. Qhov no refracting lub teeb nyob ib ncig ntawm cov npoo ntawm iav tsim ib tug pom halo ntawm lub teeb hu ua lub Becke Kab.
Cov kua dab tsi muaj qhov ntsuas qhov qub ib yam li iav?
Wesson zaub roj muaj ze cov tib index ntawm refraction (n) li Pyrex iav (n = 1,474). Ntau hom iav muaj txawv ntsuas ntawm refraction . Hauv Wesson roj, Pyrex ploj mus, tab sis lwm hom iav , xws li yas iav los yog flint iav , nyob twj ywm pom.
Pom zoo:
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Hauv kev npau suav, qhov no yog kev ntshai raug nyiag los yog raug nyiag los ntawm ib tus neeg lossis tus menyuam raug nyiag. Npau suav txog kev nyiag neeg txhais tau tias (los ntawm kev xav txog kev xav txog lub siab lub ntsws) kev xav los ntawm lwm tus neeg lub neej. Qhov ntawd yog lub ntsiab lus npau suav txhais lus. Lossis koj tau poob kev tswj hwm qee yam ntawm koj yav tom ntej
Kev ntshai tsam ploj lawm txhais li cas?
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Ntshai ntawm kev ploj mus (FOMO) tau piav qhia tias yog qhov kev txhawj xeeb thoob plaws uas lwm tus yuav tau txais txiaj ntsig los ntawm qhov uas ib tus tsis tuaj. Qhov kev ntxhov siab hauv zej zog no yog tus cwj pwm los ntawm 'lub siab xav nyob txuas ntxiv nrog lwm tus ua'
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Cov tshuaj tiv thaiv kab mob yog cov protein uas tsim los ntawm koj lub cev thaum koj muaj kab mob thiab lawv pab tua kab mob. Yog tias koj kis tus kab mob HIV, koj lub cev tsim cov tshuaj tiv thaiv tshwj xeeb los tiv thaiv tus kab mob. Yog tias koj muaj cov tshuaj tiv thaiv kab mob HIV, ces koj tau kis tus kab mob HIV
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Lawv kuj muaj kev pheej hmoo ntau ntxiv ntawm kev txhim kho kab mob plawv thiab cuam tshuam txog teeb meem nyob rau 13 xyoos tom ntej. Qhov sib txawv loj hauv kev ntsuas ntshav siab ntawm koj txhais caj npab tuaj yeem yog ib qho cim ntawm teeb meem kev noj qab haus huv, xws li: Cov hlab ntshav txhaws hauv koj txhais caj npab (kab mob hlab ntsha hauv nruab nrog cev) Kab mob hauv lub raum
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Ib qho xwm txheej uas cov sutures kaw ntxov dhau, hu ua craniosynostosis, tau cuam tshuam nrog fontanelle kaw thaum ntxov. Craniosynostosis ua rau lub taub hau txawv txav thiab muaj teeb meem nrog lub hlwb thiab pob txha loj hlob tuaj. Kev kaw ntxov ntawm cov sutures tseem tuaj yeem ua rau lub siab sab hauv ntawm lub taub hau nce