D915z- heaNch?p?ta-p?mp?Ezubere mpempe teepu nke ka mma ka ? na-az? nnukwu akwara. Ezigbo ?kp?r? biomechan ?kp?r? na ergonomic imewe na-ah? na ?z?z? na nkasi obi. Enwere ike ibughar? agha ngaghar?, ? b?gh? naan? na ?n?r? mmega ah? echiche ziri ezi ?z?, kamakwa na-akwado onye ?r? na ?z?z? n'otu n'otu.

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Mara mma
●Ekike eji aka mara mma ma na-enyere aka kesaa ibu a na-ab?kar?, na-eme ngaghar? na-ad?kp? nke ?ma ma d? irè. Mkp?r? osisi ah? d? elu nke aka aka ab?? na-eme ka aka, na-egbochi ending, ma na-egosi akara aka ziri ezi.

Ezuberekwu
●Mmeghari nnwere onwe nke ogwe aka na-enye ?z?z? akwara na-enye echiche ziri ezi ma na-eme ka onye ?r? na-eme ka ?z?z? d? na ya r?? ?r?.

Ezigbo trajectory
●Ngaghar? na-agaghar? na-echeghar? na-enye arc nke ngaghar? yana oke ngaghar?, na-enye echiche nke ?z?z? d? oke ibu n'efu.

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Oseihe nwaanyiNch?ta-pUsoro b? ihe ngw?ta maka ak?r?ngwa d? elu na ak?r?ngwa kw?siri ike. Na-enye ?z?z? d? ar? d? ka ya na ?mar?cha biometanics na nkasi obi d? elu. Ezigbo njikwa nr?p?ta nr?p?ta na-adabara ?n?ah?a ?n?ego.