Cov txheej txheem:

Ob hom VDU yog dab tsi?
Ob hom VDU yog dab tsi?

Video: Ob hom VDU yog dab tsi?

Video: Ob hom VDU yog dab tsi?
Video: LP - Lost On You (Official Music Video) 2024, Kaum ib hlis
Anonim

Hom ntawm Visual Display Units. Ob maintechnologies, kua siv lead ua kua thiab cov organic teeb-emitting diodes, tam sim no dominate lub lag luam rau kev pom. Ib qho qub thev naus laus zis, lub raj hluav taws xob cathode, muaj tag nrho tab sis ploj ntawm qhov xwm txheej, thiab cov tshuaj ntsuam ntshav ntshav kuj pom siv hauv qee qhov kev siv.

Ib yam li ntawd, koj tuaj yeem nug, ob hom kev saib xyuas yog dab tsi?

PC saib tuaj nyob rau hauv ob qhov sib txawv, txhua tus paub los ntawm TLA nrov (peb tsab ntawv sau): LCD thiab CRT

  • LCD: Sawv rau cov kua siv lead ua kua. Qhov tshiab, flatter hom computer screen.
  • CRT: Sawv rau cathode ray tube. Cov tsoos, iav-screen, TV-set-zoo li saib.

Kuj Paub, lwm lub npe rau VDU yog dab tsi? VDU . Stands rau "Visual Display Unit." Cov lus VDU feem ntau siv synonymously nrog "saib," tab sis nws kuj xa mus rau lwm hom zaub, xws li digitalprojector.

Ib yam li ntawd, tib neeg nug, qhov twg ntawm lub computer tseem hu ua VDU?

Luv luv rau video display unit, VDU yog ib lub tshuab computer uas tso cai rau cov tswv yim los ntawm tus neeg siv thiab tso tawm rau cov zaub, zoo li a lub computer saib xyuas. A VDU muaj ib tug displaydevice thiab ib tug keyboard, thiab yuav kuj suav nrog nas. Hauv Tebchaws Meskas, nws yog qee zaum hu ua videodisplay davhlau ya nyob twg, lossis VDT.

Cov xim tseem ceeb hauv VDU yog dab tsi?

Monochrome VDU cov duab raj feem ntau muaj pom zoo lossis amber phosphor. Xim cov raj muaj peb cov xim sib txawv phosphor; liab, ntsuab thiab xiav, nyob rau hauv me me dots los yog rectangleson sab hauv ntawm lub screen. Txhua xim tuaj yeem tsim los ntawm kev sib xyaw ntawm peb qhov no thawj xim.

Pom zoo: