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第阶
tech.
first-order
第 阶
:
140 phrases
in 31 subjects
Automobiles
5
Aviation
2
Business
10
Chemistry
1
Commerce
2
Consulting
1
Desert science
1
Earth sciences
2
Economy
4
Electronics
2
Environment
1
Finances
2
General
17
Geology
3
Gymnastics
2
International Monetary Fund
3
Mathematics
2
Metallurgy
9
Mountaineering
4
Nautical
2
Oil / petroleum
7
Plastics
1
Polymers
1
Programming
2
Rail transport
1
Securities
1
Sports
2
Statistics
1
Technology
34
United Nations
14
Weightlifting
1
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