A mara mma batrị arụmọrụ griise na-arụ ọrụ pọmpụ - fos - r Pịnye akpaka mmanụ akpaka - Nkpuru - Jianhe
A mara mma batrị na-arụ ọrụ pịrị apị na-arụ ọrụ -fos - R Pịnye akpaka mmanụ na-akpa lubrication - mgbapụta nke akpaaka - Janhedetail:
Ihe onyonyo zuru ezu:

Ntuziaka Ngwaahịa metụtara:
Naanị onye ọ bụla nọ n'etiti ndị ọrụ ụgbọ elu nke ndị ọrụ ụgbọ elu anyị na-akwụ ụgwọ na ndị ahịa na-eme ihe na-arụ ọrụ nke ọma, ndị ahịa ga-ebu ụzọ na-ekwupụta ihe niile na mba ọzọ. Ọ bụrụ na ị nwere mmasị na ngwọta anyị, ị ga-egbu oge ịkpọtụrụ anyị maka ozi ndị ọzọ.