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| acid polishing | |||
| acid-treated method | |||
| 酸处理法: 31 phrases in 8 subjects |
| Animal husbandry | 1 |
| Architecture | 2 |
| Construction | 1 |
| General | 1 |
| Metallurgy | 12 |
| Oil / petroleum | 3 |
| Technology | 10 |
| Water resources | 1 |
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