| |||
| 电流脉动 | |||
|
pulsation of : 13 phrases in 10 subjects |
| Air defense | 1 |
| Bridge construction | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Nursing | 1 |
| Plastics | 1 |
| Project management | 1 |
| Technology | 3 |
| |||
| 电流脉动 | |||
|
pulsation of : 13 phrases in 10 subjects |
| Air defense | 1 |
| Bridge construction | 1 |
| Earth sciences | 1 |
| Electric machinery | 1 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Nursing | 1 |
| Plastics | 1 |
| Project management | 1 |
| Technology | 3 |