Nkwụsịtụ ọdụ abụọ
Sistemụ obibi servo zuru oke
Ọrụ ndebanye aha tupu oge eruo (Ndebanye aha akpaaka)
Ọrụ ebe nchekwa menu mmepụta
Malite ma mechie ọrụ nrụgide clutch akpaka
Ọrụ mgbanwe nrụgide akpaka n'oge mbipụta na-eme ka ọsọ ọsọ dịkwuo elu
Sistemụ inye ink agụba quantitative dọkịta ụlọ
njikwa okpomọkụ na nkụ nke etiti mgbe ebipụtara akwụkwọ
EPC tupu ebi akwụkwọ
Ọ nwere ọrụ jụrụ oyi mgbe ebichara akwụkwọ
Ọdụ abụọ na-agbagharị.













