“straight-line mechanism”的概念、定义、翻译、参考文献-科学参考

单词	straight-line mechanism
释义	straight-line mechanism [`strāt ¦līn `mek·ǝ´niz·ǝm] ^{MECHANICAL ENGINEERING} A linkage so proportioned and constrained that some point on it describes over part of its motion a straight or nearly straight line.
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