Ejiri maka nnwale na-anaghị ele anya na mmiri mmiri, gụnyere oge nnwale nke mmiri, ule nnabata mmiri, ụzọ ịrịọ arịrịọ.
ISO 9073-6
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2. Dabere na ụkpụrụ ọkọlọtọ chọrọ iji hụ izi ezi na iji data nnwale.
E nwere ike ịnwale ike ihu ihu ihu nri 3.
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1. Igwe anaghị agba nchara 80 × ∮50mm
2. Pụrụ Ibu Opt 200mm × 200mm
3. Igwe anaghị agba nchara 120mm × 120mm
4. Pụrụ Ibu Akpa 300mm × 300mm
5. Nkwado pụrụ iche 300mm × 300mm × 380mm