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惰性质 : 35 phrases in 13 subjects |
| Agriculture | 4 |
| Animal husbandry | 1 |
| Architecture | 1 |
| Chemistry | 1 |
| Desert science | 1 |
| Earth sciences | 2 |
| Electronics | 3 |
| General | 4 |
| Metallurgy | 12 |
| Oil / petroleum | 1 |
| Plastics | 1 |
| Refrigeration | 1 |
| Technology | 3 |
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