0102030405
ntụtụ cylinder
A na-ejikarị ntụtụ na-ejikọta, mkpọchi akụkụ ma ọ bụ maka nhazi mgbakọ, ma enwere ike iji ya dịka akụkụ nke ngwaọrụ nchekwa. A na-edobe pin cylindrical n'ime oghere site na nnyonye anya iji dozie akụkụ, nyefe ike, ma ọ bụ dị ka ihe nkwụnye.