“reference dimension”的概念、定义、翻译、参考文献-科学参考

单词	reference dimension
释义	reference dimension [`ref·rǝns di´men·shǝn] ^{DESIGN ENGINEERING} In dimensioning, a dimension without tolerance used for informational purposes only, and does not govern machining operations in any way; it is indicated on a drawing by writing the abbreviation REF directly following or under the dimension.
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