Cov ntsiab lus | Daim duab peb sab Magnets |
Muag Cov Ntsiab Lus | Zoo zoo thiab suppler, tus nqi sib tw rau daim duab peb sab hlau nplaum |
Nta | Daim duab peb sab, me me rau kev siv yooj yim, ntau xim muaj |
Kev siv | Sib nqus adsorption |
Tsis muaj | |
Daim ntawv pov thawj |