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约束线
telecom.
constrained line
约 束线
:
34 phrases
in 13 subjects
Air defense
2
Artificial intelligence
1
Aviation
4
Business
6
Cryptography
1
Desert science
1
Earth sciences
5
Electronics
1
Explosives and Explosive Ordnance Disposal
1
Mathematics
1
Oil / petroleum
1
Space
2
Technology
8
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