alloy steel

Từ điển WordNet v3.1 - WordNet Dictionary

noun

steel who characteristics are determined by the addition of other elements in addition to carbon
• Hypernyms:
steel
• Hyponyms:
stainless steel, stainless, chromium steel, chrome-nickel steel, Elinvar,
chrome-tungsten steel, manganese steel, austenitic manganese steel, molybdenum steel, nickel steel, tool steel,
tungsten steel, wolfram steel, vanadium steel