| |||
脉冲持续时间; 脉冲宽 |
impulse duration : 20 phrases in 10 subjects |
Artificial intelligence | 1 |
Construction | 1 |
Electronics | 6 |
Engineering geology | 2 |
Geophysics | 1 |
Hydroelectric power stations | 2 |
Information technology | 1 |
Radio | 1 |
Technology | 3 |
Telecommunications | 2 |