Nneɛma a wɔde besi ɔtare no ho akontaabu

Akontaabu a ɛfa ɔtare a ɛyɛ ahinanan ho

Kyerɛw nsusuwii ahorow wɔ milimita mu

X - ɔtare no mu tenten
Y - ɔtare no mu trɛw
W - Nsuo a ɛkɔ soro
H - ɔfasu no sorokɔ benkum
H2 - ɔfasu no sorokɔ nifa
U1 - ledge kwan a ɛda ntam
U2 - anammɔn no trɛw
A - Ɔfasu no mu duru
B - ase hɔ a ɛyɛ den
E - Edge trɛw
F - Afã a ɛkorɔn

Dwumadi no bɛboa wɔ ɔtare no ho nhyehyɛe ne adansi nneɛma dodow a wobebu ho akontaa no mu.
Ɛdenam ne mmoa so no, wubetumi abu ɔtare no mu fã ne n’afã horow a wobɛtɔ nneɛma a wɔde hwɛ anim ne nea ɛmma nsu ntumi nkɔ mu, kuruwa no kɛse, ahu kɔnkrit dodow ne asase dodow a wɔde bɛyɛ ne adansi, hwehwɛ nsu dodow a wɔde bɛpaw nea eye sen biara na wɔatɔ nnwinnade a wɔde bɛyɛ ɔtare no.

Sɛ wopɛ sɛ wubu akontaa a, fa nsusuwii a ɛfata hyehyɛ mmeae a ɛwɔ mfɛnsere a ɛwɔ benkum so no mu.
Ɛno akyi no, dwumadi no bɛma wo nea ebefi mu aba no wɔ ɔkwan a ɛyɛ pool drawing ne parameters ahorow a ɛho hia ma akontaabu.