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data-file object
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IT
数据文件对象
data-file
:
121 phrases
in 26 subjects
Agriculture
1
Air defense
1
Automobiles
2
Aviation
11
Business
5
Cartography
1
Commerce
1
Computers
1
Desert science
1
Earth sciences
4
Economics
4
Electronics
34
Hong Kong
1
Information technology
9
Librarianship
1
Mathematics
1
Metallurgy
2
Mining
1
Oceanography & oceanology
2
Oil / petroleum
1
Project management
5
Scientific
1
Securities
3
Space
6
Technology
16
Telecommunications
6
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