Qhov zoo ntawm SCR dimming
Qhov zoo ntawm SCR dimming Txawm hais tias SCR dimming muaj ntau yam tsis txaus thiab teeb meem, nws muaj qee qhov zoo, uas yog, nws tau tsim kev sib koom tes nrog cov roj teeb halogen incandescent, tuav lub loj di
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