Hauv kev lag luam niaj hnub, oval yas paug tau nyob ib txoj haujlwm tseem ceeb nrog lawv cov txiaj ntsig tshwj xeeb.
Oval yas tej ris muaj ntau yam ntxwv piv rau ib txwm puag ncig lossis square yas paug. Los ntawm cov tsos, nws elegant oval duab ua rau nws pom kev zoo saib thiab sawv ntawm lub txee. Txawm hais tias nws yog siv los ua cov ntim rau cov ntaub ntawv raw kev lag luam lossis ib lub ntim rau cov khoom siv niaj hnub no, nws tuaj yeem nce kev zoo nkauj ntawm cov khoom.
Hais txog kev coj ua, cov qauv oval tso cai rau cov kab tsev kom siv qhov chaw ntau dua thaum lub sijhawm ntim khoom thiab thauj mus los. Vim tias nws cov duab tuaj yeem zoo dua rau sab hauv contours ntawm qee cov chaw khaws khoom siv khib nyiab lossis tsheb thauj khoom, nws tuaj yeem txo cov pov tseg ntawm qhov chaw. Ntxiv mus, lub oval chim ua tau zoo nyob rau hauv cov nqe lus ntawm kev quab yuam thiab tuaj yeem tiv taus qee qhov nyiaj ntawm lub siab thaum pawg tsis yooj yim deformed.
Kev xaiv cov khoom siv kom ntseeg tau tias oval Yas chim muaj cov tshuaj ruaj khov thiab tuaj yeem khaws cov kua roj lossis cov khoom muaj zog ntawm cov khoom sib txawv. Piv txwv li, nws tuaj yeem siv los tuav tshuaj lom neeg tshuaj lom neeg, ntxiv zaub mov, thiab lwm yam Nyob rau tib lub sijhawm, cov roj hmab yas no tseem muaj qee yam kev xeb tawm tsam, uas txuas nws lub neej pabcuam.
Los ntawm cov kev tsim ntau lawm, kev tsim khoom ntawm oval yas tau yog twb paub tab lawm. Kev tsim cov khoom siv tsim khoom thiab cov txheej txheem ntws ua kom pom tseeb tias qhov zoo ntawm txhua lub thoob yas tuaj yeem ncav cuag tus txheej txheem siab. Nws tuaj yeem tsim tawm ntawm qhov loj loj kom tau raws li kev xav tau dav dav ntau yam.
Niaj hnub no, nrog rau kev tiv thaiv ntxiv ntawm kev tiv thaiv ib puag ncig hauv kev tsim khoom, oval yas tau kuj tseem txav mus rau ntawm ib qho kev coj ua ib puag ncig ntau. Kev siv cov khoom siv degradable thiab kev taw qhia txog kev pov tseg pov tseg thaum ntim khoom tsim cov khoom lag luam no thiab hloov kho cov qauv kev tiv thaiv. Nyob rau hauv luv luv, oval yas cov khau txuas ntxiv txhim kho thiab nce qib nrog lawv cov txiaj ntsig tshwj xeeb, thiab ci ntawm ntau lub ntim ntim.
