| |||
wave period | |||
period of wave | |||
cycle of fluctuation; period of undulation; period of waves; undulation period |
波动周期 : 52 phrases in 10 subjects |
Business | 6 |
Commerce | 2 |
Desert science | 1 |
Economy | 7 |
Electric machinery | 3 |
Electronics | 1 |
Finances | 2 |
International trade | 1 |
Statistics | 8 |
Technology | 21 |