Nyob rau hauv cov txheej txheem ntawm kev siv cov nplaum nplaum kub, vim muaj kev hloov pauv ntawm ntau qhov xwm txheej, ntau yam teeb meem yuav raug ntsib.Txhawm rau daws cov teeb meem no, koj yuav tsum muaj kev nkag siab zoo thiab kev tshuaj xyuas zoo ntawm ntau yam.Xws li kub, av noo, thickness, ceev, nto, p ...
Nyeem ntxiv