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单词 spur centre
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> as lemmas

spur centre
spur centre n. a lathe-centre provided with spurs.
ΘΚΠ
society > occupation and work > equipment > machine tool > lathe > [noun] > other parts of lathe
steel bow1680
shear1812
dog plate1834
wheel-plate1859
turning-gauge1877
spur centre1881
tail-pin1887
cat-head1940
1881 F. Young Every Man his own Mechanic §592. 274 The following pieces are supplied with the lathe:..two plain centres, one spur-centre for wood.
extracted from spurn.1
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更新时间:2025/1/11 22:13:10