Y910Z- heaNch?p?ta-r usoroNnukwu obi p?a na-ewusikwu ike na-eme ka pectoralis d? ala na-agaghar? mgbe ? na-ar? ?r? pectoralis, triceps, na obere delttoid. Ezigbo ndu biomechanical na-eme ka ?z?z? d?kwuo mma ma d? irè. Mm?ba ike ike, na-akwado maka ?z?z? ?z?z? otu, ekele maka ?d? ?z?z? d? iche iche na-enye site na ogwe aka na-enye onwe ya.

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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?.

Nzizi d? mfe
●Oche a na-enyere aka na-enye nd? na-eme ihe ike iji mezie ngwa ngwa na ogo ?z?z? d? mma, na-enye nkwado kw?siri ike ka ?kwalite nkasi obi.

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Oseihe nwaanyiNch?p?ta-r usorod? na agba ?h?r?, nke jik?tara ya na ogwe aka nd? ?r? na-enye nd? ?r? ohere maka ngwa ah?a ebu. Itota nke biomechanics nkeNch?p?ta usoroOtutu ezigbo echiche ergonomicallyly, arc nke na - enye mmet?ta nke ibu efu. Ngwa?r? d? elu na ?n? ah?a d? elu b? iheDhz akana-agba mb?.