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to phrases
trial error
econ.
试算法
trial error:
126 phrases
in 28 subjects
Artificial intelligence
2
Automobiles
1
Aviation
1
Biotechnology
2
Bridge construction
2
Business
7
Commerce
1
Construction
5
Drilling
1
Economy
9
Electronics
4
Engineering geology
1
General
13
Hydroelectric power stations
9
Information technology
2
International Monetary Fund
1
International trade
2
Metallurgy
10
Oil / petroleum
3
Psychology
1
Securities
1
Shipbuilding
4
Space
1
Sports
2
Technology
30
Telecommunications
6
Textile industry
2
Wind Energy
3
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