Thaum nws los txog rau lub teeb pom kev zoo, muaj ntau ntau hom teeb pom kev zoo nyob hauv khw. Ob qhov kev xaiv nrov yog PAR20 thiab PAR30 qhov muag teev. Txawm hais tias lawv yuav zoo li zoo sib xws, muaj qee qhov sib txawv ntawm ob hom qij no.
Ua ntej, PAR20 qhov muag teev me dua PAR30 qhov muag teev. PAR20 noob muaj ib txoj kab uas hla ntawm 2.5 ntiv tes, thaum PAR30 qhov muag teev muaj txoj kab uas hla ntawm 3.75 ntiv tes. Qhov no txhais tau hais tias PAR30 qhov muag loj dua thiab tuaj yeem tawm lub teeb hla thaj tsam dav dua li PAR20 qhov muag teev.
Tsis tas li ntawd, wattage ntawm qhov muag teev sib txawv. PAR20 qhov muag teev feem ntau yog li ntawm 25 txog 50 watts, thaum PAR30 qhov muag teev tuaj yeem nyob ntawm 35 txog 75 watts. Qhov no txhais tau hais tias PAR30 qhov muag teev muaj peev xwm ntau dua rau kev ci ntsa iab thiab kev tiv thaiv.
Cov duab ntawm qhov muag teev kuj txawv. Lub PAR20 muaj lub caj dab luv dua thiab cov duab sib npaug, thaum PAR30 muaj lub caj dab ntev dua thiab cov duab elongated. Qhov sib txawv ntawm cov duab no tuaj yeem cuam tshuam qhov kev taw qhia ntawm lub teeb uas tawm mus.
Lwm qhov yuav tsum tau xav txog yog lub kaum sab xis. Lub kaum sab xis ntawm lub teeb yog hais txog qhov dav ntawm lub teeb beam uas tawm ntawm lub teeb. PAR20 qhov muag teev feem ntau muaj lub kaum sab xis ntawm 30 degrees, thaum PAR30 qhov muag teev tuaj yeem muaj lub kaum sab xis dav txog li 60 degrees. Qhov no txhais tau hais tias PAR30 qhov muag teev tau zoo dua rau cov cheeb tsam loj uas xav tau kev pab ntau dua.
Hais txog kev siv, PAR20 qhov muag teev feem ntau siv rau cov teeb pom kev zoo thiab cov teeb pom kev zoo, thaum PAR30 qhov muag teev feem ntau yog siv rau cov teeb pom kev nyab xeeb thiab cov teeb pom kev zoo hauv qhov chaw loj.
Thaum kawg, muaj qhov sib txawv ntawm tus nqi. PAR30 qhov muag teev feem ntau kim dua PAR20 qhov muag teev vim lawv qhov loj dua, muaj peev xwm wattage ntau dua, thiab kev pabcuam dav dua.
Hauv kev xaus, thaum PAR20 thiab PAR30 qhov muag teev yuav zoo sib xws thaum xub thawj siab ib muag, muaj qhov sib txawv tseem ceeb ntawm lawv qhov loj, wattage, zoo li, nqaj kaum sab xis, kev siv, thiab tus nqi. Nws yog ib qho tseem ceeb uas yuav tau xav txog qhov sib txawv no thaum xaiv lub teeb zoo rau koj qhov kev xav tau teeb pom kev zoo.
