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单词 mandril
释义

WordReference Random House Unabridged Dictionary of American English © 2024
man•drel  (man′drəl),USA pronunciation n. [Mach.]
  1. Mechanical Engineeringa shaft or bar the end of which is inserted into a workpiece to hold it during machining.
  2. Mechanical Engineeringa spindle on which a circular saw or grinding wheel rotates.
  3. Mechanical Engineeringthe driving spindle in the headstock of a lathe.
Also, man′dril. 
  • perh. akin to French mandrin 1510–20

Collins Concise English Dictionary © HarperCollins Publishers::
mandrel, mandril /ˈmændrəl/ n
  1. a spindle on which a workpiece is supported during machining operations
  2. a shaft or arbor on which a machining tool is mounted
  3. the driving spindle in the headstock of a lathe
Etymology: 16th Century: perhaps related to French mandrin lathe
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