1. Lub vijtsam loj thiab nam piv Qhov tseem ceeb tshaj plaws ntawm cov duab digital yog qhov screen.Thawj qhov koj yuav tsum tau them sai sai rau ntawm qhov screen yog qhov loj me.Tam sim no, qhov loj ntawm cov duab thaij duab digital ntawm kev ua lag luam yog 6 ntiv tes, 7 ntiv tes, 8 ntiv tes, 10 ntiv tes ....
Nyeem ntxiv