英语词汇“economic tool life”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	economic tool life
释义	economic tool life economic tool life [‚ēk·ə¦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.
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