| |||
caret (mark) | |||
sign | |||
signal polarity |
полярность сигнала : 40 phrases in 11 subjects |
Automated equipment | 1 |
Communications | 1 |
Electronics | 5 |
Geophysics | 2 |
Information technology | 7 |
Mass media | 13 |
Measuring instruments | 1 |
Nanotechnology | 1 |
Programming | 1 |
Technology | 5 |
Telecommunications | 3 |