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sound energy
| reflection coefficient
| sound energy | |
| earth.sc. | äänienergia |
| reflection coefficient | |
| el. | heijastuskerroin |
| |||
| äänienergia | |||
| sound energy: 9 phrases in 4 subjects |
| Communications | 1 |
| Earth sciences | 3 |
| Industry | 2 |
| Physical sciences | 3 |