Ngụkọta oge nke metal steepụ na a uzo nke 180 ogo na a bowstring zigzag
Ezipụta achọrọ akụkụ millimeters
X - aperture obosara nke steepụ
Y - Oghere elu
W - The obosara nke steepụ
E - Obosara
F - ntule nzọụkwụ
T - ọnụ ọgụgụ nke bowstrings
C - Number nke nkebi
Z - The ọkpụrụkpụ nke nzọụkwụ
A - The ọkpụrụkpụ nke eriri
G - Obosara nke eriri
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 180 degrees.
Ịchọpụta ego nke ihe.
Kpọmkwem akụkụ nke niile nkọwa.
Zuru ezu drawings na ihe osise nke niile ọcha nke a metal n'ọkwá.