N'ime ụlọ ọrụ ihe owuwu nke oge a na-agbanwe agbanwe, mmepụta teknụzụ ọ bụghị nanị na-akwalite mgbanwe nke ụzọ ihe owuwu, kamakwa ọ na-eme ka mma na ịrụ ọrụ nke ọma dịkwuo mma. N'ime ha, ọkwa laser, dị ka otu n'ime akara ngosi nke teknụzụ ihe owuwu ọgbara ọhụrụ, bụ bec ...
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