Cov txheej txheem:

Yuav ua li cas ua kom cov ntawv nyeem ntawm PDF?
Yuav ua li cas ua kom cov ntawv nyeem ntawm PDF?

Video: Yuav ua li cas ua kom cov ntawv nyeem ntawm PDF?

Video: Yuav ua li cas ua kom cov ntawv nyeem ntawm PDF?
Video: hsk4,5,6 cov file 2024, Kaum ib hlis
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Ua kom qhov sib piv ntawm PDF rau Sharpen & DarkenText

  1. Qhib lub PDF file nrog Saib ua ntej.
  2. Los ntawm 'File' zaub mov, xaiv "Export"
  3. Nyem rau ntawm "Quartz Filter" drop-down ntawv qhia zaub mov thiab xaiv "Lightness Decrease"
  4. Xaiv "Txuag"

Ib yam li ntawd, tib neeg nug, Kuv yuav ua li cas thiaj li ua tau zoo ntawm cov ntawv hauv PDF?

Txhawm rau txhim kho font zoo hloov Adobe Reader's FontSmoothing nyiam raws li hauv qab no:

  1. Qhib txhua PDF.
  2. Mus rau Edit> Preferences…
  3. Hauv Preferences:
  4. Nyem rau ntawm Nplooj Zaub nyob rau hauv Pawg Pawg.
  5. Nyob rau hauv qhov kev xaiv Rendering, rau lub Smooth Text dropdown lub neej ntawd yog teem rau "Tsis muaj"

Koj hloov qhov ci ntawm PDF li cas? Mus rau Advanced tab thiab xaiv AddEffect/Annotation->Colorprocessing-> Brightness -Qhov sib txawv. Kho tus nqi ntawm cov qhov kaj slider (-100% + 100%). NyemStart! thiab cov qhov kaj ntawm koj PDF cov duab willsoon yuav raug kho.

Ib yam li ntawd, nws tau nug, Kuv tuaj yeem kho qhov muag tsis pom PDF li cas?

Yuav ua li cas kho PDF Texts Font Blurry teeb meem

  1. Kauj Ruam 1: Tshawb xyuas Cov Kev Xaiv Smooth Text Options. 1. Xyuas kom tseeb tias koj cov kev xaiv fontsmoothing hauv Adobe Reader raug kuaj xyuas. Pib los ntawm Kho kom raug> Preferences> Nplooj Zaub.
  2. Kauj Ruam 2: Txhim kho qhov kev daws teeb meem. Txhawm rau txhim kho qhov kev daws teeb meem, nce pixels / nti los ntawm ntu Kev daws teeb meem:

Kuv yuav ua li cas thiaj nrhiav tau cov ntawv hauv PDF?

Cov lus qhia hauv qab no siv rau kev ua a PDFtext - nrhiav tau hauv Adobe Acrobat Professional lossisStandard: Nyem rau Cov Cuab Yeej> Ntawv nyeem Paub> Hauv ThisFile. Tus Paub Ntawv nyeem popup lub thawv qhib. Xaiv Txhua nplooj ntawv, tom qab ntawd nyem OK.

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