Vacuum Devices Calibration Method

Oct 21, 2025

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Lub tshuab nqus tsev sib piv yog cov cuab yeej tseem ceeb siv rau kev ntsuas ntau yam ntsuas lub tshuab nqus tsev hauv thaj chaw ntawm lub tshuab nqus tsev ntsuas. Nws lub hauv paus ntsiab lus tseem ceeb yog los sib piv qhov ntsuas tus nqi ntawm cov cuab yeej hauv kev sim nrog qhov ntsuas tus nqi ntawm lub tshuab nqus tsev ntsuas (lossis tus qauv ntaus ntawv) nrog qhov tseeb paub, yog li txiav txim siab cov yam ntxwv ntawm cov cuab yeej hauv kev sim (xws li qhia yuam kev, rov ua dua, thiab lwm yam).
Qhov kev siv tau ntau yam ntawm cov cuab yeej no feem ntau yog nyob ntawm qhov tseeb ntawm tus qauv nqus ntsuas ntsuas nws tau nruab nrog thiab lub tshuab nqus tsev qhov kawg ntawm lub tshuab nqus tsev.

Nws tuaj yeem npog qhov dav dav ntawm lub tshuab nqus tsev nqus (10⁵ Pa) mus rau ultra- lub tshuab nqus tsev siab (10⁻¹⁰ Pa). Nws muab calibration rau qhov tseem ceeb metrological tsis xws li qhia yuam kev, repeatability, thiab stability rau lub tshuab nqus tsev ntsuas cov ntsiab lus thiab ntau yam, thiab yog ib tug dav siv yooj yim calibration ntaus ntawv nyob rau hauv lub tshuab nqus tsev metrology.

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