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| 酸性染颜料 | |||
| 酸性颜料; 示酸色 | |||
| 色的回归 | |||
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acid color : 22 phrases in 6 subjects |
| Chemistry | 2 |
| Oil / petroleum | 1 |
| Oil processing plants | 2 |
| Polygraphy | 1 |
| Technology | 3 |
| Textile industry | 13 |
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