| |||
oscillation theory | |||
wave theory | |||
theory of fluctuation | |||
undulatory theory |
波动 理论 : 13 phrases in 7 subjects |
Agriculture | 1 |
Air defense | 1 |
Bridge construction | 2 |
Business | 1 |
Explosives and Explosive Ordnance Disposal | 2 |
Oil / petroleum | 2 |
Technology | 4 |