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to phrases
准直光
telecom.
collimated light
准直光
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65 phrases
in 15 subjects
Agriculture
1
Aviation
1
Chemistry
1
Earth sciences
2
Electric machinery
1
Electronics
7
General
2
Geophysics
1
Hydroelectric power stations
2
Metallurgy
4
Rail transport
1
Space
10
Technology
29
Telecommunications
2
Wind Energy
1
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