POOCCA - Tiantuan ọrụ: Nkwenye ịbụ onye mmekọ gị Onye ọkachamara na-emepụta sistemu hydraulic, anyị nwere ike imeju gị afọ n'ihe gbasara ogo ngwaahịa, oge nnyefe, ọnụahịa, na tupu, etiti na post ahịa, zipu ndepụta ị nweta hydraulic ozugbo anyị ga na yo...
GỤKWUO