Mpaghara lubriction - Họrọ ntuziaka mmanụ lubrication - Jianhe
Usoro a na-amanye ubrication - Mee mgbapụta mmanụ ọkụ - jinianhedetail:
Ihe onyonyo zuru ezu:

Ntuziaka Ngwaahịa metụtara:
Ụlọ ọrụ ahụ na-akwado nkà ihe ọmụma nke "abụrụla nke mara mma, na-akwụ ụgwọ maka otuto na ndị ọhụrụ - Vietnad, anyị kpebisiri ike ịchịkwa ihe niile dị ka iji nye ngwaahịa dị mma na ọnụahịa asọmpi n'oge. Anyị na-anọgide na usoro dị elu, na-eto site na ịmepụta ụkpụrụ maka ndị ahịa anyị na ọha mmadụ.