frequency characteristics: 47 phrases in 13 subjects |
Analytical chemistry | 1 |
Automatic control | 2 |
Communications | 8 |
Computers | 5 |
Electronics | 12 |
General | 4 |
Information technology | 6 |
Life sciences | 1 |
Measuring instruments | 3 |
Mechanic engineering | 1 |
Physics | 2 |
Piezoelectric crystals | 1 |
Technology | 1 |