| |||
spacing impulse; spacing pulse | |||
| |||
spacing pulse | |||
space impulse |
间隔 脉冲 : 78 phrases in 13 subjects |
Air defense | 34 |
Artificial intelligence | 1 |
Automobiles | 1 |
Aviation | 1 |
Bridge construction | 1 |
Electronics | 8 |
General | 1 |
Information technology | 1 |
Metallurgy | 3 |
Oil / petroleum | 4 |
Space | 6 |
Technology | 16 |
Telecommunications | 1 |