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| 起偏振作用 | |||
| 旋光的; 光学活性的 | |||
| optically active: 21 phrases in 6 subjects |
| Chemistry | 3 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Polymers | 5 |
| Technology | 8 |
| Telecommunications | 2 |
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