Choyamba: kusiyana kwakukulu. Mkati mwa chingwecho muli kondakitala yachitsulo (makamaka mkuwa, aluminiyamu); chingwe chowunikira chimagwiritsa ntchito ulusi wagalasi ngati kondakitala.
Chachiwiri: pali kusiyana kwa zizindikiro zotumizira mauthenga. Zingwe zimatumiza zizindikiro zamagetsi. Zingwe zowunikira zimatumiza zizindikiro zowonera.
Chachitatu: pali kusiyana kwa momwe ntchito ikuyendera. Ma waya tsopano amagwiritsidwa ntchito makamaka potumiza mphamvu ndi kutumiza deta m'njira yotsika mtengo (monga mafoni). Ma waya optical amagwiritsidwa ntchito makamaka potumiza deta.
Nthawi yotumizira: Novembala-20-2023

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