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梯 形 | 滤波器
| SAW滤波器 | |
| piez. | filtre à ondes acoustiques de surface; filtre OAS |
| 梯: 73 phrases in 21 subjects |
| Agriculture | 1 |
| Botany | 3 |
| Economy | 1 |
| Electric machinery | 1 |
| Electronics | 2 |
| Environment | 2 |
| Fish farming pisciculture | 3 |
| Fishery fishing industry | 1 |
| Food industry | 1 |
| Forestry | 4 |
| Ichthyology | 1 |
| International Monetary Fund | 2 |
| Laboratory equipment | 1 |
| Mathematics | 11 |
| Nautical | 4 |
| Piezoelectric crystals | 1 |
| Remote sensing | 5 |
| Soil science | 17 |
| Statistics | 3 |
| Superconductivity | 3 |
| Water resources | 6 |