“tool steel”的概念、定义、翻译、参考文献-科学参考

单词	tool steel
释义	tool steel [`tül ¦stēl] ^METALLURGY Any of various steels capable of being hardened sufficiently so as to be a suitable material for making cutting tools.
随便看	Origem Loop origin original dip original document original duration original interstice original valley origin of rifling origin of the trajectory O ring Orion Orion arm Orionids Orion molecular clouds Orion Nebula Orion spur orlop deck ormer Ormyridae Orneodidae ornithine ornithine cycle Ornithischia ornithology Ornithopoda

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