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1. Bearing ɗin ƙwallon da ke daidaita kansa Bearing ɗin ƙwallon da ke zagaye suna da bearing ɗin ganga tsakanin zoben ciki tare da hanyoyin tsere guda biyu da zoben waje mai zagaye. Cibiyar lanƙwasa ta saman zoben waje ta yi daidai da cibiyar ɗaukar kaya, don haka yana da aiki iri ɗaya da se...Kara karantawa»
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Kasarmu ta taɓa samun wasu ci gaba a fannoni daban-daban. Fannin fasaha wuri ne da muke daraja sosai, kuma muna ci gaba a wannan fanni. Bayan haka, wannan zai sami ƙarin damammaki. An san mu a matsayin ƙasa mai girman kai zuwa yanzu, kuma bisa ga bayanai a cikin ...Kara karantawa»