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C nau'in bututun bututu
Tsarin nau'in nau'in bututu na bututu mai ma'ana ne.Ya kuma cancanci haɗin bututun ƙarfe na simintin ba tare da safa ba. -
B nau'in bututun bututu
Akwai fararen kunne guda biyu a jikin nau'in B-type tube, shi kuma ana kiranta kunshin bututun bututun. -
Nau'in bututun ƙarfe
Rufe bututu shine ɗayan tattalin arziƙi mafi ƙarfi don bututun ƙarfe na baƙin ƙarfe.