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| classifier | |||
| sieve; sifter | |||
| screen classifier | |||
| sand screen; sand shaker; sand sifter | |||
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| sifter | |||
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筛分器 : 25 phrases in 10 subjects |
| Agriculture | 3 |
| Aviation | 1 |
| Chemistry | 3 |
| Forestry | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Oil / petroleum | 1 |
| Plastics | 2 |
| Project management | 1 |
| Technology | 10 |
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