Yuav ua li cas thiaj ua tau txoj haujlwm zoo hauv chav kawm teeb pom kev zoo hauv tsev kawm ntawv
Cov menyuam kawm ntawv feem ntau siv sijhawm hauv chav kawm. Yog tias qhov teeb pom kev hauv chav kawm tsis ua tiav zoo, nws yuav cuam tshuam rau tus menyuam kawm ntawv txoj kev kawm tau zoo thiab tsis pom kev. Yog tias tsis muaj lub teeb txaus hauv chav kawm, cov tub ntxhais kawm yuav nkag siab txog cov phau ntawv. Qhov no yuav ua rau lub sijhawm ntev. Nws yooj yim ua rau myopia. Yog li, yuav ua li cas los tsim lub teeb pom kev hauv chav kawm rau lub tsev kawm ntawv? Cia peb saib tam sim no!
1. Cov qauv tsim qauv hauv chav kawm
Thaum tsim teeb pom kev hauv chav kawm, nws yuav tsum tau muab sau tseg tias kev pom kev noj qab haus huv thiab kev nplij siab yuav tsum yog qhov tseem ceeb tshaj plaws. Nyob rau tib lub sijhawm, peb yuav tsum tau saib xyuas seb nws puas tuaj yeem txhim kho kev kawm tau zoo, thiab seb cov txiaj ntsig ntawm kev txo qhov pom kev qaug zog loj lossis me. Peb txhawj xeeb heev txog qhov teeb meem tseem ceeb thaum peb xaiv lub teeb pom kev hauv chav kawm.
2, chav kawm teeb teeb
Thaum txhim kho, feem ntau siv txoj kev boom installation. Nyob rau tib lub sijhawm, nws yuav tsum tau npaj raws li qhov ntev ntawm chav kawm. Lub teeb pom kev zoo ntawm chav kawm tsis tuaj yeem siab dua 11w / ㎡. Yog tias cov xwm txheej zoo dua thaum lub sijhawm, nws yuav tsum tsawg dua 9w / ㎡, thiab qhov kev ncua deb ntawm lub teeb thiab lub rooj kuj yuav tsum tau, thiab nws tsis tuaj yeem tsawg dua 1700mm.
3, blackboard teeb installation
Nyob rau hauv chav kawm, cov tub ntxhais kawm ob lub qhov muag yog qhov yooj yim saib ntawm cov ntawv dub, yog li qhov cuam tshuam ntawm lub teeb lub teeb dub yog qhov tseem ceeb heev. Nws yog qhov tsim nyog rau nruab lub teeb nrog lub boom. Tsis tas li ntawd, qhov tsim nyog tshaj plaws kev teeb tsa kev taw qhia ntawm lub teeb yog sib npaug mus rau lub blackboard. Nyob rau hauv chav kawm ntawv teeb pom kev zoo, qhov sib npaug ntawm qhov sib npaug ntawm lub teeb lub teeb dub yuav tsum tau khaws cia ntawm d=700mm-1000mm, thiab kab rov tav qhov deb ntawm lub blackboard yuav tsum nyob rau hauv thaj tsam ntawm h=100mm-200mm, thiab lub kaum sab xis yuav tsum tau tswj thiab kho, yog li uas koj tuaj yeem zam qhov tsis pom kev ncaj qha los ntawm lub teeb dub rau tus kws qhia ntawv. Cov no yog qhov tseem ceeb uas peb yuav tsum tau saib xyuas tshwj xeeb thaum tsim teeb pom kev hauv chav kawm.
Yog li, yog tias koj xav ua lub tsev kawm ntawv teeb pom kev zoo thiab tsim qauv rau koj lub tsev kawm ntawv, koj tuaj yeem xa mus rau cov ntsiab lus saum toj no los tsim cov phiaj xwm zoo dua.
