Dab tsi yog qhov txawv ntawm LED qhov muag tiv thaiv chav kawm teeb thiab cov teeb pom kev dub
Thaum tsim lossis txhim kho chav kawm, cov neeg ua haujlwm feem ntau paub qhov txawv ntawm LED qhov muag-tiv thaiv chav kawm teeb los ntawm cov teeb pom kev dub. Nws yog qhov tseeb tias LED qhov muag-tiv thaiv chav kawm teeb pom kev txaus, tab sis lawv yuav tsum tau teeb tsa lub teeb pom kev txaus blackboard ntxiv. Koj puas paub vim li cas qhov no? Puas muaj qhov sib txawv ntawm LED qhov muag-tiv thaiv chav kawm teeb thiab lub teeb blackboard? Hauv qab no yog cov lus qhia ntxaws txog qhov teeb meem no rau txhua tus.
1. Nyob rau hauv lub tsev kawm ntawv teeb pom kev zoo tsim, LED qhov muag-tiv thaiv chav kawm teeb yog hais txog lub teeb lub luag hauj lwm rau illuminating cov me nyuam kawm ntawv lub rooj thiab podiums, tsis suav blackboard teeb, yog li ntawd lub blackboard teeb pom kev zoo feem ntau yuav tsum tau lwm yam teeb lub luag hauj lwm rau nws.
2. Cov qauv teeb pom kev zoo sib txawv: LED qhov muag tiv thaiv chav kawm teeb yuav tsum sib npaug ntawm qhov ntev, thiab kev teeb pom kev zoo yuav tsum xa mus rau qhov siab ntawm lub rooj. Qhov siab ntawm lub rooj hauv cov tsev kawm ntawv theem pib thiab theem nrab feem ntau yog li 70cm, thiab qhov siab ntawm lub rooj hauv kindergartens feem ntau yog li 50cm; blackboard teeb pom kev zoo yuav tsum tau siv. Tshwj xeeb blackboard teeb nrog symmetrical muaj zog lub teeb faib cov yam ntxwv. Lub teeb pom kev zoo yuav tsum tau muab nruab rau ntawm qhov sib npaug ntawm cov ntawv dub, nruab nrab ntawm 0.7m mus rau 1.0m parallel mus rau lub blackboard, thiab 0.1m mus rau 0.2m los ntawm sab sauv ntawm lub blackboard. Lub illumination lub kaum sab xis ntawm lub blackboard teeb yuav tsum tau kho kom tsis txhob lub blackboard lub teeb ua ncaj qha glare rau tus kws qhia ntawv.
3. Lub teeb pom kev zoo dimming yog qhov sib txawv: txhua lub teeb nyob rau hauv kab kab rov tav ntawm LED qhov muag tiv thaiv chav kawm teeb yuav tsum tau tswj los ntawm kev hloov hluav taws xob sib cais. Thaum siv kev qhia multimedia, lub teeb pom kev zoo thiab lub teeb pom kev tuaj yeem hloov kho nyias, thiab txhua kem ntawm cov teeb yog hloov los ntawm ib qho kev ywj pheej. Tswj; thiab lub teeb blackboard yuav tsum tau tswj los ntawm lub voj voog cais. Thaum siv kev qhia multimedia, lub teeb pom kev zoo tuaj yeem hloov kho nyias.
Nws tuaj yeem pom los ntawm cov saum toj no tias LED qhov muag-tiv thaiv chav kawm teeb thiab cov teeb pom kev dub tsis zoo ib yam li qhov dimming system. Lawv kuj muaj qhov sib txawv ntawm cov qauv teeb pom kev zoo thiab cov qauv teeb pom kev zoo. Yog li ntawd, thaum kho kom zoo nkauj hauv chav kawm, cov neeg ua haujlwm yuav tsum tsim cais raws li cov qauv sib xws. Ob hom teeb pom kev zoo no.
