| 释义 |
headstock
\ˈ ̷ ̷ˌ ̷ ̷\ noun
1. : a bearing or pedestal for a revolving or moving part: as
a. : a part of a lathe that holds the revolving spindle and its attachments
b. : a part of a cylindrical grinding machine that rotates the work
c. : a part of a planing machine supporting the cutter
d. : a movable head in a measuring machine
e. : a framework containing a runway for the carriage in a spinning mule
f. : a headframe over a mine shaft
2. : a pivoted crossbeam that supports a church bell |