Oghere oghere bụ shei tubular axisymmetric nke ogwe ụgbọ ala ya bụ corrugated n'ụdị yana nke nwere ike ịgbagọ.Ya mere, a na-akpọkwa ya dị ka tube na-agbanwe ma ọ bụ nke na-agbanwe agbanwe.N'ihi ọdịdị geometric ya, mgbịrịgba n'okpuru nrụgide, ike axial, ike ntụgharị na oge na-ehulata ...
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