Ọnụ ego dị ala maka sistemụ lubrication - Họrọ ntuziaka mmanụ lubrication - Jianhe
Ọnụ ego dị ala maka sistemụ lubrictation - "Akwụkwọ ntuziaka mmanụ lubriction - Jianianhedetail:
Ihe onyonyo zuru ezu:
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Ntuziaka Ngwaahịa metụtara:
Iji nweta ezigbo ihe ndị ahịa chọrọ, arụmọrụ anyị na-arụ ọrụ n'usoro anyị, amman, nke dị mma, na "Ahịa na-agbagha, ma ọ bụ uru Mgbalị ndị ", na-anabata ndị enyi ka ha na-ekwurịta okwu ma na-emekọrịta ihe site n'ụwa niile.