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| supersonic vibration; ultraphononic vibration | |||
| ultrasonic vibration | |||
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超 声 振动 : 13 phrases in 5 subjects |
| Agriculture | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 5 |
| Space | 2 |
| Technology | 4 |
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