Nnwale tebụl na-elekwasị anya na nchekwa (ọnụ, ọnyà), nkwụsi ike (toppling), ike (ibu) na ogologo oge (arụmọrụ) nke ngwaahịa. Enyere anyị ikike ịgafe EN12520: Tebụl, gụnyere iri nri, kọfị, oge ụfọdụ, na tebụl mmanya Tebụl tebụl iko ga-enyocha ule ọzọ, ka ha na-etinye addit…
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