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| physical theory of diffraction | |
| el. | 物理衍射理论; 衍射的物理理论 |
| equivalent | |
| econ. | 约当产量; 同价; 相当; 等价物 |
| interntl.trade. | 同价物 |
| met. | 等效的; 当量的; 等效值 |
| oil | 当 量的 |
| tech. | 当量 |
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| 物理衍射理论; 衍射的物理理论 | |||
| 物理绕射理论 | |||
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physical theory of diffraction equivalent : 2 phrases in 1 subject |
| Electronics | 2 |