Atụmatụ Ngwaahịa:
1, ntinye njikọ ahụ dabara adaba na ngwa ngwa, nwere ike nweta ntinye kpuru ìsì
2, mkpanaka dị mma ma na-adịghị mma nwere ọrụ mgbochi mgbochi njehie na arụmọrụ mgbochi mgbochi njehie
3, 360 Celsius na ntinye aka na ntinye aka, ntinye ga-adi 360 ° Ntu
4.
5
6, ihe mkpuchi ihu abụọ iji hụ na nchekwa nke onye ọrụ ahụ
Mara:
1.plearehe na-ekwe ka ± 0-3mm ọdịiche n'ihi ntuziaka.
2.Gụọ na nsonaazụ ịgbapụ, foto ndị ahụ nwere ike ọ gaghị egosipụta ezi agba, n'okpuru ngwaahịa ahụ n'ezie.