Video: Yuav ua li cas ib tug DVD neeg uas ua ntawv yuav nyeem tau cov ntaub ntawv khaws tseg nyob rau hauv ib tug DVD?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
A DVD player zoo ib yam li CD neeg uas ua ntawv , nrog lub laser sib dhos uas ci lub laser beam mus rau saum npoo ntawm lub disc rau nyeem cov qauv ntawm pob (saib CDs Ua Haujlwm li cas kom paub meej). Cov DVD player txoj haujlwm nrhiav thiab nyeem cov ntaub ntawv khaws cia raws li pob rau ntawm DVD.
Yog li ntawd, cov ntaub ntawv khaws cia hauv DVD li cas?
DVD (digital video disc) yog ib qho cuab yeej siv kho qhov muag cov ntaub ntawv cia zoo ib yam li compact disc (CD). Analog cov ntaub ntawv yog hloov dua siab tshiab rau hauv digital cov ntaub ntawv , uas yog ces encoded mus rau lub disc los ntawm sab hauv ntug tawm. Digital cov ntaub ntawv yog encoded los ntawm txoj kev pits ntawm cov ntaubntawv povthawj txheej txheej ntawm lub disc.
Ib yam li ntawd, puas DVD nyeem los ntawm sab hauv? Txhua txheej sau tau ntawm a DVD muaj ib tug kauv khiav ntawm cov ntaub ntawv. On ib txheej DVDs , tus khiav ib txwm voj voog los ntawm sab hauv ntawm lub disc mus rau sab nraud. Koj yuav nquag nyeem hais txog "pits" on a DVD tsis yog pob. Lawv tshwm sim li pits nyob rau sab aluminium, tab sis nyob rau sab uas lub laser nyeem los ntawm, lawv yog pob.
Ua li no, sab twg ntawm ib tug DVD nyeem?
Lub polycarbonate substrate ua rau feem ntau ntawm cov disc, nrog rau thaj tsam uas yog nyeem los ntawm laser (piv txwv li daim ntawv lo sab hauv CDs). Nws yog tam sim no ntawm ob sab ntawm ib tug DVD , txawm tias "ib leeg" disc nrog ib daim ntawv lo ntawm ib qho sab.
Yuav ua li cas kuv cais cov khaubncaws sab nraud povtseg ntawm ib tug DVD?
Kub lub cd los yog dvd ib nrog ib tug hairdryer teem rau high kub. Ceeb toom: Lub disc yuav kub. Tuav nws los ntawm cov npoo kom tsis txhob hlawv koj cov ntiv tes, los yog teem lub disc rau ntawm lub lauj kaub thiab tawg nws puv-rau. Ntxig ib rab riam nyob nruab nrab ntawm ob txheej ntawm CD, thiab maj mam wiggle nws mus rub lub txheej sib nrug.
Pom zoo:
Dab tsi yog qhov txawv ntawm cov ntaub ntawv uas tau tsav thiab cov lus tseem ceeb uas tau tsav?
Qhov sib txawv ntawm Cov Ntsiab Lus Tsav Tsheb thiab Cov Ntaub Ntawv Tsav Tsheb: Cov Ntaub Ntawv Tsav Tsheb: Li no nws tau qhia kom khaws cov ntaub ntawv sim rau qee cov ntaub ntawv sab nraud sab nraud ntawm cov ntawv xeem. Cov Ntaub Ntawv Tsav Tsheb Kev Xeem Ua Haujlwm pab tus neeg siv cais cov ntawv xeem cov logic thiab cov ntaub ntawv xeem los ntawm ib leeg
Yuav ua li cas koj hlawv ib DVD rau ib tug Mac uas yuav ua si nyob rau hauv ib tug DVD player?
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