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particle size : 37 phrases in 18 subjects |
| Acoustics | 1 |
| Agriculture | 6 |
| Astronomy | 1 |
| Bioenergy | 1 |
| Chemistry | 5 |
| Coal | 2 |
| Cultural studies | 1 |
| Earth sciences | 3 |
| Environment | 2 |
| Health care | 1 |
| Industry | 2 |
| Labor law | 1 |
| Measuring instruments | 3 |
| Medical | 1 |
| Metallurgy | 2 |
| Natural sciences | 2 |
| Pharmacy and pharmacology | 2 |
| Technology | 1 |