May 30, 2019

Daim ntawv thov ib lub khw muag khoom ntawm ib lub qhov muag

Tso lus

Ib lub khw muag khoom ib lub npe hu ua lub tuam txhab hlau nplaum uas nws muaj phab ntsa thiab lwm cov phab ntsa muaj qhov tsis muaj zog heev. Cov txheej txheem yog los qhwv ib lub phab ntsa ntawm lub tuam txhab uas muaj ob sab sib dhos nrog cov ntaub ntawv tshwj xeeb uas yuav tsum tau ua kom muaj hlau, yog li ntawd cov hlau nplaum ntawm ib phab ntsa qhwv cov ntaub thaiv, cov hlau nplaum yuav raug rau lwm cov phab ntsa, thiab cov txuj ci ntawm lwm cov phab ntsa yuav muaj zog.
Kev lag luam yog ib hom kev lag luam uas luam tawm ib hom xov tooj: luam ntawv thiab ntim, xov tooj txawb, thawv ntawv, tshuaj yej lub thawv, khoom plig, hnab tawv, lub thawv lub hli, lub hnab tawv ntoo khov kho, ris tsho, dawb thaij.
Qhov laj kab ntawm cov khoom lag luam uas muaj ib qho lag luam uas muaj qhov sib tw nkaus xwb yog txiav txim siab los ntawm peb yam nram no:
1. Khoom siv: Khoom xaiv thiab thickness, raws li tau zoo raws li tuam txhab hlau nplaum thiab cov khoom sib kis tau zoo ib yam. Ntshiab ntawv hlau yog ib qho yooj yim mus paim chaw zom zaws, thiab lub zog yuav muaj zog tom qab kev kho tshwj xeeb, tab sis 100% shielding khoom tsis tau kawm, tab sis cov ntsiab lus ntawm cov khw ua txawv txawv.
2. Lub kaum ntse ntse: Raws li txoj hauv paus fab, cov khoom siv muaj qhov tshwm sim zoo tshaj plaws thiab cov khoom siv lub kaum sab xis muaj qhov poob siab loj.
3. Qhov chaw: Cov kab hlau nplaum nyob hauv cov huab cua zoo li lub xov tooj txawb ntawm tes, nws xav tau chaw seem rau kev cia siab. Yog tias lub lauj kaub rau lub teeb nrig yog muab qhwv rau hauv cov phom teeb, qhov no yuav tsis zoo, vim hais tias muaj ntau lub teeb refraction yog ploj.

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