Ana m anwa anwa ịsị na nke a bụ mma kichin dị mma ma dịkwa ọnụ ala. Gbalịa chepụta ọnụahịa ahụ?
Ejiri igwe a nụchara anụcha 30Cr13 nwere ike siri ike yana corrosion olulu siri ike. Usoro carbon chromium nke sayensị bụ nke ziri ezi, na-eme ka mma a dịgidere ma dịkwa nkọ. A na-arụ ya nke ọma nke ọma na-eṅomi osisi mkpụrụ osisi octagonal ma yie ọmarịcha ikuku.
Raara onwe ya nye iji nyere ndị ahịa aka idozi nsogbu ha kacha sie ike na nsogbu teknụzụ.
Biko dejupụta fọm dị n'okpuru ebe a, ndị otu ahịa anyị ga-akpọtụrụ gị n'oge na-adịghị anya.
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