Ngụkọta oge nke metal steepụ na a 90-ogo nzọụkwụ, na-akwado
Ezipụta achọrọ akụkụ millimeters
X - aperture obosara nke steepụ
Y - Oghere elu
W - The obosara nke steepụ
F - ntule nzọụkwụ
T - ọnụ ọgụgụ nke bowstrings
C - Number nke nkebi
Z - The ọkpụrụkpụ nke nzọụkwụ
H - Elu nke nzọụkwụ na bowstring
A - The ọkpụrụkpụ nke eriri
B - Ọkpụrụkpụ nke nkwado
G - Obosara nke eriri
D - ịnọ efego nkwado
U - n'akuku ka vetikal nkwado
SP - Kpebisie ike na ọnọdụ nke mbụ ogbo na-akwanyere ndị n'ala nke abụọ n'ala.
LR - Nịm direction mgbake. N'ihi na osise nke na akwa mgbago.
Atụmatụ.
Ngụkọta oge adaba imewe nchara steepụ na a uzo nke 90 degrees.
Ịchọpụta ego nke ihe.
Kpọmkwem akụkụ nke niile nkọwa.
Zuru ezu drawings na ihe osise nke niile ọcha nke a metal n'ọkwá.