2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
iav ionomer ntim tsis yog feem ntau siv rau kev puas tsuaj ntawm cov hniav. Tab sis rau me me kev kho hniav ib ntus thiab ua haujlwm yuav tsum tau ua ntawm cov hauv paus hniav hauv qab gumline, iav ionomers yog qhov zoo. Composites yuav tsum tau siv rau qhov tob tob, chips thiab hnav cov hniav.
Cov txheej txheem twg tuaj yeem siv iav ionomers rau?
iav-ionomers muaj ntau yam kev siv hauv kev kho hniav. Lawv tau siv los ua cov ntaub ntawv kho kom zoo, tshwj xeeb tshaj yog nyob rau hauv thawj qhov chaw kho hniav, thiab tseem yog cov ntaub ntawv thiab cov hauv paus, xws li fissure sealants thiab ua cov neeg sawv cev rau cov hniav nyiaj hniav kub.
Cov txiaj ntsig ntawm kev siv iav ionomers yog dab tsi?
iav ionomer cements nthuav tawm ntau qhov zoo dua lwm cov khoom siv kho dua tshiab. Los ntawm kev sib txuas cov khoom siv kho kom zoo nkauj rau cov qauv hniav, cov kab noj hniav yog theoretically kaw, tiv thaiv cov tawv nqaij, tshem tawm cov kab mob hauv nruab nrab thiab tiv thaiv kom tsis txhob tawm ntawm cov npoo.
Vim li cas iav ionomers zoo tagnrho rau cov neeg mob uas pheej hmoo mob caries?
Vim nws daim ntawv cog lus rau cov qauv hniav thiab yuav teeb tsa sai sai hauv ntau, iav ionomer yog qhov zoo tagnrho raws li kev kho ib ntus lossis ib ntus ncaj qha-sau rov qab rau cov kab mob loj, cov kab mob endodontic nkag, thiab cusp fractures. Cov iav ionomer kho dua tshiab yog qhov ua rau tawg thiab hnav dua li cov khoom sib xyaw.
Puas iav ionomer xav tau kev cais tawm?
Cov ntaub ntawv no yog hydrophobic heev los ntawm kev tsim, thiab yog li lawv tsis zam txawm me ntsisme ntsis dej. Cov kev cai cais tawm yog qhov nruj dua thaum lub sijhawm ua haujlwm. “Nrog iav ionomer, ntawm qhov tod tes, lawv muaj dej. Nws yog ib qho tsim nyog muaj rau cov tshuaj tiv thaiv acid-base.
Pom zoo:
Thaum twg cov tsom iav siv tau?
Lub moos moos tau tshwm sim thawj zaug hauv Tebchaws Europe hauv lub yim xyoo pua, thiab tej zaum tau tsim los ntawm Luitprand, ib tug mlom ntawm lub tsev teev ntuj hauv Chartres, Fabkis. Los ntawm thaum ntxov xyoo pua kaum plaub, cov xuab zeb iav tau siv nyob rau hauv ltalis.
Leej twg yog lub neej dhau los ntawm cov iav tsom iav?
Cov kab lus "pom lub ntiaj teb los ntawm cov iav rose-tinted" yog hais txog cov tib neeg uas muaj lub siab xav pom txhua yam hauv qhov pom kev zoo, txawm tias qhov teeb pom kev tsis muaj tseeb. Qee tus uas nyiam pom tej yam uas muaj lub hom phiaj zoo dua thiab qhov tseeb yuav ua rau pom qhov tsis zoo ntawm lub neej no.
Lub iav twg yog lub iav tsav thiab qhov twg yog lub iav tsav?
Daim ntawv yooj yim tshaj plaws yog ob lub iav log nrog cov hniav meshing. Nyob rau hauv tag nrho cov gearbox ib lub iav yuav powered. Qhov no hu ua lub iav tsav thiab lwm lub iavyog hu ua lub iav tsav. Lub iav twg yog lub iav tsav? Gear trains with two gears Qhov yooj yim piv txwv ntawm lub tsheb ciav hlau muaj ob lub zog.
Thaum twg siv i.e. thiab thaum twg siv xws li?
I.e. yog ib qho luv luv rau kab lus id est, uas txhais tau tias "uas yog." I.e. yog siv los rov hais dua ib yam dab tsi uas tau hais yav dhau los txhawm rau kom meej nws lub ntsiab lus. E.g. luv luv rau exempli gratia, uas txhais tau tias "
Yuav siv cov cuab yeej siv lub tshuab tsom iav li cas?
Pitch ntsuas ntawm rab riam Hloov ntawm lub teeb tsom iav. Xaiv lub lens rau kev ua haujlwm raug. Muab cov hniav thiab iav rooj (theem) thiab tig lub log ntawm sab xis ntawm lub tshuab tsom kom tau txais cov duab meej. Nco ntsoov tias txoj kab hla ntawm lub tshuab tsom iav coincides nrog ib qho ntawm ntug ntawm cov hniav.
