Sublimation Dawb Mug Khoom nqi nce ntau heev

Raws li cov khoom siv ntawm cov mug dawb nce ntxiv, peb tus nqi nce ntau heev thiab peb yuav nce 0.05 ib lub mug nyob ze yav tom ntej, txhua tus neeg siv khoom xav tau thov ua siab zoo npaj cov phiaj xwm yuav khoom.