“economic tool life”的概念、定义、翻译、参考文献-科学参考

单词	economic tool life
释义	economic tool life [´ēk·ǝ¦näm·ik `tül ´līf] ^{INDUSTRIAL ENGINEERING} In metal machining, the total time, usually expressed in minutes, during which a given tool performs its required function under the most efficient cutting conditions.
随便看	hancockite Hancock jig hand hand-and-foot counter hand-and-foot monitor hand arm hand auger handbarrow hand brake hand breadth hand cable handcar hand drill handedness hand electric lamp hand feed hand-feed punch hand float hand-foot-and-mouth disease hand forging hand generator hand grenade handguard hand hammer drill hand-held scanner

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