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to phrases
光学跟踪
guāngxué gēnzōng
space
optical tracking
tech.
optic look-on
;
optical look-on
;
optic tracking
光学跟踪
:
132 phrases
in 10 subjects
Air defense
2
Automobiles
1
Aviation
16
Earth sciences
1
Electronics
28
General
1
Missiles
3
Space
39
Technology
38
United States
3
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