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概况分析系统 | |||
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特征描述制 |
profiling system : 39 phrases in 13 subjects |
Aviation | 3 |
Computer networks | 1 |
Earth sciences | 4 |
Electronics | 9 |
Geology | 1 |
Geophysics | 2 |
Information technology | 5 |
Metallurgy | 1 |
Name of organization | 2 |
Nautical | 2 |
Oil / petroleum | 1 |
Technology | 5 |
Telecommunications | 3 |