Muaj ntau ntau cov kev faib tawm ntawm cov teeb meem daws teeb meem, ntxiv rau kev daws teeb meem ntawm 2K thiab 8K qhia, tus nqi ntawm ob qho lus qhia yog ntau. Yog li dab tsi yog qhov sib txawv ntawm4k thiab 8k? Ua ntej, Le
LCD (Ua Kua Crystal zaub) thev naus laus zis tau txhim kho kom sai, thiab LCD bar - Hom LCD cov khoom tam sim no yog cov khoom lag luam tshiab ntawm kev ua lag luam. Yog li dab tsi yog bar hom lcd zaub? Lcd bar - hom zaub yog hais txog ntev - Zoo li LCD npo nrog ib qho kev sib piv l
Ntim tau zoo heev, qhia tawm rau lub zog. Tus muag khoom yog lub suab nrov heev. Qhov kev xa khoom nrawm kuj tseem nrawm heev. Tus nqi yog pheej yig dua lwm lub tsev.