Kev kawm teeb pom kev zoo yuav tsum siv cov teeb pom kev ua haujlwm blackboard
Hauv kev lag luam kev kawm, peb tau saib xyuas ntau dua rau kev kawm zoo thiab cov txiaj ntsig ntawm kev kawm, tab sis peb feem ntau tsis pom qee qhov chaw thiab khoom siv hauv kev kawm thiab kev qhia. Ntawm lawv, cov teeb pom kev zoo ntawm lub teeb yog ib qho teeb meem uas tsis saib xyuas hauv kev kawm. Kev kawm ntawv yuav tsum siv Professional teeb pom kev zoo tuaj yeem tiv thaiv cov menyuam kawm ntawv qhov muag. Piv txwv li, nyob rau hauv kev xaiv ntawm blackboard teeb pom kev zoo, xaiv txoj kev zoo blackboard teeb yuav tiv thaiv cov menyuam kawm ntawv qhov muag tsis pom kev puas tsuaj. Cov xib hwb siv daim ntawv dub los qhia ntxiv. Ua kom yooj yim dua.
Ua ntej, peb yuav tsum xub xaiv cov teeb pom kev zoo rau kev kawm. Nyob rau lub sijhawm no, ntau lub tsev kawm ntawv tsis saib xyuas nws, txawm tias lub tuam tsev kawm ntawv hauv nroog tsis tau saib xyuas nws. Qhov tseeb, nyob rau hauv ntau lub tsev kawm ntawv, tshwj xeeb tshaj yog nyob rau hauv underdeveloped cheeb tsam, qhov zaus ntawm kev siv blackboards yog tseem heev heev. Yog tias koj xav kawm yav tsaus ntuj lossis muab cov lus teb rau hauv chav kawm, thaum cov kws qhia siv lub blackboard, ntau tus tub ntxhais kawm zaum ntawm qhov sib txawv thiab saib lub teeb ntawm lub blackboard yuav pom qhov kaj. Qhov no feem ntau yog vim tsis muaj cov chav kawm ua haujlwm tau zoo. Qhov tseem ceeb yog vim li cas rau lub teeb blackboard saum toj no.
Qhov thib ob, peb tau ua kom pom tseeb tias peb xav nruab lub teeb blackboard, yog li yuav ua li cas rau nruab nws kom zoo? Ua ntej, peb yuav tsum xaiv lub teeb uas muaj qhov sib npaug siab thiab lub teeb softer kom cov ntawv ntawm cov ntawv dub tuaj yeem pom meej dua. Thaum xaiv lub teeb, koj yuav tsum xaiv qee lub teeb uas yooj yim dua los hloov, tshwj xeeb tshaj yog tam sim no LED teeb hlaws zoo dua, lawv muaj lub neej ntev dua, thiab qhov ci ntsa iab zoo dua. Thaum kawg, thaum txhim kho lub teeb, nws yuav tsum tau teeb tsa raws li cov kev xav tau ntawm kev teeb tsa niaj hnub. Nws yuav tsum nyob ib ncig ntawm ib lub meter deb ntawm lub blackboard kom lub teeb ci sib npaug ntawm lub blackboard, kom lub teeb pom kev zoo ntawm lub teeb tuaj yeem ua tau raws li qhov yuav tsum tau ua. .
