短語詞組短語nickel -free high nitrogen stainless steel 無鎳高氮不鏽鋼nickel and chromium -free stainless steel 無鎳鉻不鏽鋼high nitrogen nickel -free stainless steel 高氮無鎳奧氏躰不鏽鋼nitrogen -containing nickel-free stainless steel 含氮無鎳不鏽鋼 返回 nickel-free stainless steel