Akụkụ ọ bụla ịpị nke mgbanaka akara jikọtara nwere arụmọrụ dị mma.
esemokwu
Obere iyi uwe
Jiri mgbanaka akara abụọ iji gbochie extrusion
Emebere nnyonye anya mbụ iji kpuchido arụmọrụ akara na obere nrụgide
geometry akụkụ anọ emechiri emechi kwụsiri ike