Wallpaper tswvyim muab tej qhov rais thiab qhov rooj
Xaiv lub qhov ntev yuav tsum nyob rau hauv metres
X - Chaav ntev
Y - Dav
H - Nws
WX - Lub dav ntawm lub qhov rai
WY - Ntawm nws lub qhov rai
DX - Rooj dav
DY - Rooj siab
L - ntev ntawm ib yob ntawm wallpaper
W - Dov dav
R - Redo daim duab (Kev sib raug)
Z - Npaj rau cov kawm tuab si lug
F - Tshem daim duab wallpaper
Nta ntawm qhov kev pab cuam.
Cov wallpaper rau ntawm chav pasting.
Lub ntsiab lus xwmfab phab ntsa in view of qhov rooj thiab lub qhov rais.
Xam puag ncig ntawm ib premise.