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超声旋转加工
 超声旋转加工
space rotary ultrasonic machining
| 机床
 机床
gen. machine tools; machine-tool; machine tool
avia. tool
CNC machinery
econ. a machine tool
el. lathe
manag. machine
mech.eng. machine tool

to phrases
超声旋转加工
space rotary ultrasonic machining
超声旋转加工
: 2 phrases in 1 subject
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